3256924140 has 192 divisors, whose sum is σ = 10800384000. Its totient is φ = 822591936.

The previous prime is 3256924133. The next prime is 3256924157. The reversal of 3256924140 is 414296523.

It is a happy number.

3256924140 is a `hidden beast` number, since 32 + 569 + 24 + 1 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 3256924095 and 3256924104.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 829101 + ... + 833019.

It is an arithmetic number, because the mean of its divisors is an integer number (56252000).

Almost surely, 2^3256924140 is an apocalyptic number.

3256924140 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3256924140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5400192000).

3256924140 is an abundant number, since it is smaller than the sum of its proper divisors (7543459860).

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

3256924140 is a wasteful number, since it uses less digits than its factorization.

3256924140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3968 (or 3948 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 3256924140 is about 57069.4676687982. The cubic root of 3256924140 is about 1482.2992232935.

The spelling of 3256924140 in words is "three billion, two hundred fifty-six million, nine hundred twenty-four thousand, one hundred forty".