325516146 has 8 divisors (see below), whose sum is σ = 651032304. Its totient is φ = 108505380.

The previous prime is 325516129. The next prime is 325516181. The reversal of 325516146 is 641615523.

It is a sphenic number, since it is the product of 3 distinct primes.

325516146 is an admirable number.

It is a super-2 number, since 2×325516146² = 211921522613386632, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27126340 + ... + 27126351.

It is an arithmetic number, because the mean of its divisors is an integer number (81379038).

Almost surely, 2^325516146 is an apocalyptic number.

325516146 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

325516146 is a wasteful number, since it uses less digits than its factorization.

325516146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54252696.

The product of its digits is 21600, while the sum is 33.

The square root of 325516146 is about 18042.0660125164. The cubic root of 325516146 is about 687.8982083607.

The spelling of 325516146 in words is "three hundred twenty-five million, five hundred sixteen thousand, one hundred forty-six".