325534720 has 176 divisors, whose sum is σ = 924392448. Its totient is φ = 107642880.

The previous prime is 325534697. The next prime is 325534739. The reversal of 325534720 is 27435523.

It is a Harshad number since it is a multiple of its sum of digits (31).

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, 1110894 + ... + 1111186.

Almost surely, 2^325534720 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 325534720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (462196224).

325534720 is an abundant number, since it is smaller than the sum of its proper divisors (598857728).

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

325534720 is a wasteful number, since it uses less digits than its factorization.

325534720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356 (or 338 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 31.

The square root of 325534720 is about 18042.5807466670. The cubic root of 325534720 is about 687.9112919701.

It can be divided in two parts, 32553 and 4720, that added together give a palindrome (37273).

The spelling of 325534720 in words is "three hundred twenty-five million, five hundred thirty-four thousand, seven hundred twenty".