325502643 has 16 divisors (see below), whose sum is σ = 439084800. Its totient is φ = 214475040.

The previous prime is 325502633. The next prime is 325502657. The reversal of 325502643 is 346205523.

It is not a de Polignac number, because 325502643 - 2²⁵ = 291948211 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 325502643.

It is not an unprimeable number, because it can be changed into a prime (325502603) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 104178 + ... + 107256.

It is an arithmetic number, because the mean of its divisors is an integer number (27442800).

Almost surely, 2^325502643 is an apocalyptic number.

325502643 is a deficient number, since it is larger than the sum of its proper divisors (113582157).

325502643 is a wasteful number, since it uses less digits than its factorization.

325502643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3482.

The product of its (nonzero) digits is 21600, while the sum is 30.

The square root of 325502643 is about 18041.6917998285. The cubic root of 325502643 is about 687.8886964741. Note that the first 3 decimals are identical.

The spelling of 325502643 in words is "three hundred twenty-five million, five hundred two thousand, six hundred forty-three".