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554040 = 2336519
BaseRepresentation
bin10000111010000111000
31001011000000
42013100320
5120212130
615513000
74465164
oct2072070
91034000
10554040
11349293
12228760
13165246
14105ca4
15ae260
hex87438

554040 has 112 divisors (see below), whose sum is σ = 1967400. Its totient is φ = 139968.

The previous prime is 554017. The next prime is 554051. The reversal of 554040 is 40455.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 29151 + ... + 29169.

2554040 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 554040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (983700).

554040 is an abundant number, since it is smaller than the sum of its proper divisors (1413360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

554040 is a wasteful number, since it uses less digits than its factorization.

554040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48 (or 29 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 18.

The square root of 554040 is about 744.3386326129. The cubic root of 554040 is about 82.1322474370.

Adding to 554040 its reverse (40455), we get a palindrome (594495).

It can be divided in two parts, 55 and 4040, that added together give a triangular number (4095 = T90).

The spelling of 554040 in words is "five hundred fifty-four thousand, forty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 18 19 20 24 27 30 36 38 40 45 54 57 60 72 76 81 90 95 108 114 120 135 152 162 171 180 190 216 228 243 270 285 324 342 360 380 405 456 486 513 540 570 648 684 729 760 810 855 972 1026 1080 1140 1215 1368 1458 1539 1620 1710 1944 2052 2280 2430 2565 2916 3078 3240 3420 3645 4104 4617 4860 5130 5832 6156 6840 7290 7695 9234 9720 10260 12312 13851 14580 15390 18468 20520 23085 27702 29160 30780 36936 46170 55404 61560 69255 92340 110808 138510 184680 277020 554040