325444840 has 32 divisors (see below), whose sum is σ = 836858880. Its totient is φ = 111580992.

The previous prime is 325444813. The next prime is 325444849. The reversal of 325444840 is 48444523.

It is a Smith number, since the sum of its digits (34) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 325444796 and 325444805.

It is not an unprimeable number, because it can be changed into a prime (325444849) 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, 580872 + ... + 581431.

It is an arithmetic number, because the mean of its divisors is an integer number (26151840).

Almost surely, 2^325444840 is an apocalyptic number.

It is an amenable number.

325444840 is an abundant number, since it is smaller than the sum of its proper divisors (511414040).

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

325444840 is a wasteful number, since it uses less digits than its factorization.

325444840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1162321 (or 1162317 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 34.

The square root of 325444840 is about 18040.0898002200. The cubic root of 325444840 is about 687.8479754692.

The spelling of 325444840 in words is "three hundred twenty-five million, four hundred forty-four thousand, eight hundred forty".