325528497 has 16 divisors (see below), whose sum is σ = 551159680. Its totient is φ = 186016176.

The previous prime is 325528477. The next prime is 325528507. The reversal of 325528497 is 794825523.

325528497 is a `hidden beast` number, since 3 + 2 + 552 + 8 + 4 + 97 = 666.

It is not a de Polignac number, because 325528497 - 2⁶ = 325528433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (325528457) 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, 860998 + ... + 861375.

It is an arithmetic number, because the mean of its divisors is an integer number (34447480).

Almost surely, 2^325528497 is an apocalyptic number.

It is an amenable number.

325528497 is a deficient number, since it is larger than the sum of its proper divisors (225631183).

325528497 is a wasteful number, since it uses less digits than its factorization.

325528497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1722389 (or 1722383 counting only the distinct ones).

The product of its digits is 604800, while the sum is 45.

The square root of 325528497 is about 18042.4082926864. The cubic root of 325528497 is about 687.9069085162.

The spelling of 325528497 in words is "three hundred twenty-five million, five hundred twenty-eight thousand, four hundred ninety-seven".