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4985240 = 235139587
BaseRepresentation
bin10011000001000110011000
3100101021110112
4103001012120
52234011430
6254503452
760242141
oct23010630
910337415
104985240
1128a5537
121804b88
131057160
1493aac8
15687195
hex4c1198

4985240 has 32 divisors (see below), whose sum is σ = 12080880. Its totient is φ = 1840512.

The previous prime is 4985213. The next prime is 4985249. The reversal of 4985240 is 425894.

4985240 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 4985197 and 4985206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4985249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4274 + ... + 5313.

Almost surely, 24985240 is an apocalyptic number.

4985240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4985240 is an abundant number, since it is smaller than the sum of its proper divisors (7095640).

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

4985240 is a wasteful number, since it uses less digits than its factorization.

4985240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9611 (or 9607 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 4985240 is about 2232.7651018412. The cubic root of 4985240 is about 170.8291671930.

It can be divided in two parts, 4985 and 240, that added together give a palindrome (5225).

The spelling of 4985240 in words is "four million, nine hundred eighty-five thousand, two hundred forty".

Divisors: 1 2 4 5 8 10 13 20 26 40 52 65 104 130 260 520 9587 19174 38348 47935 76696 95870 124631 191740 249262 383480 498524 623155 997048 1246310 2492620 4985240