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498420 = 223351371
BaseRepresentation
bin1111001101011110100
3221022201000
41321223310
5111422140
614403300
74144056
oct1715364
9838630
10498420
1131051a
12200530
13145b30
14cd8d6
159ca30
hex79af4

498420 has 96 divisors (see below), whose sum is σ = 1693440. Its totient is φ = 120960.

The previous prime is 498409. The next prime is 498439. The reversal of 498420 is 24894.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6985 + ... + 7055.

It is an arithmetic number, because the mean of its divisors is an integer number (17640).

2498420 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 498420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (846720).

498420 is an abundant number, since it is smaller than the sum of its proper divisors (1195020).

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

498420 is a wasteful number, since it uses less digits than its factorization.

498420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102 (or 94 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 498420 is about 705.9886684643. The cubic root of 498420 is about 79.2863612595.

The spelling of 498420 in words is "four hundred ninety-eight thousand, four hundred twenty".

Divisors: 1 2 3 4 5 6 9 10 12 13 15 18 20 26 27 30 36 39 45 52 54 60 65 71 78 90 108 117 130 135 142 156 180 195 213 234 260 270 284 351 355 390 426 468 540 585 639 702 710 780 852 923 1065 1170 1278 1404 1420 1755 1846 1917 2130 2340 2556 2769 3195 3510 3692 3834 4260 4615 5538 6390 7020 7668 8307 9230 9585 11076 12780 13845 16614 18460 19170 24921 27690 33228 38340 41535 49842 55380 83070 99684 124605 166140 249210 498420