325204992 has 198 divisors, whose sum is σ = 1088496344. Its totient is φ = 91607040.

The previous prime is 325204987. The next prime is 325205003. The reversal of 325204992 is 299402523.

325204992 is a `hidden beast` number, since 3 + 2 + 520 + 49 + 92 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 4580317 + ... + 4580387.

Almost surely, 2^325204992 is an apocalyptic number.

325204992 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 325204992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (544248172).

325204992 is an abundant number, since it is smaller than the sum of its proper divisors (763291352).

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

325204992 is an equidigital number, since it uses as much as digits as its factorization.

325204992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175 (or 83 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 325204992 is about 18033.4409362162. The cubic root of 325204992 is about 687.6789560363.

The spelling of 325204992 in words is "three hundred twenty-five million, two hundred four thousand, nine hundred ninety-two".