325252992 has 128 divisors (see below), whose sum is σ = 904780800. Its totient is φ = 103403520.

The previous prime is 325252981. The next prime is 325253003. The reversal of 325252992 is 299252523.

It is an interprime number because it is at equal distance from previous prime (325252981) and next prime (325253003).

It is a tau number, because it is divible by the number of its divisors (128).

Its product of digits (97200) is a multiple of the sum of its prime divisors (432).

It is a self number, because there is not a number n which added to its sum of digits gives 325252992.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1059303 + ... + 1059609.

It is an arithmetic number, because the mean of its divisors is an integer number (7068600).

Almost surely, 2^325252992 is an apocalyptic number.

325252992 is a gapful number since it is divisible by the number (32) 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 325252992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (452390400).

325252992 is an abundant number, since it is smaller than the sum of its proper divisors (579527808).

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

325252992 is a wasteful number, since it uses less digits than its factorization.

325252992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 444 (or 432 counting only the distinct ones).

The product of its digits is 97200, while the sum is 39.

The square root of 325252992 is about 18034.7717479318. The cubic root of 325252992 is about 687.7127879955.

The spelling of 325252992 in words is "three hundred twenty-five million, two hundred fifty-two thousand, nine hundred ninety-two".