325785530 has 32 divisors (see below), whose sum is σ = 671037696. Its totient is φ = 111556224.

The previous prime is 325785511. The next prime is 325785553. The reversal of 325785530 is 35587523.

325785530 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×325785530² = 212272423114761800, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63107 + ... + 68073.

It is an arithmetic number, because the mean of its divisors is an integer number (20969928).

Almost surely, 2^325785530 is an apocalyptic number.

325785530 is an abundant number, since it is smaller than the sum of its proper divisors (345252166).

325785530 is a wasteful number, since it uses less digits than its factorization.

325785530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5918.

The product of its (nonzero) digits is 126000, while the sum is 38.

The square root of 325785530 is about 18049.5299107761. The cubic root of 325785530 is about 688.0879149530.

The spelling of 325785530 in words is "three hundred twenty-five million, seven hundred eighty-five thousand, five hundred thirty".