20325004 has 18 divisors (see below), whose sum is σ = 41376300. Its totient is φ = 8710632.

The previous prime is 20324999. The next prime is 20325049. The reversal of 20325004 is 40052302.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 51654 + ... + 52045.

Almost surely, 2^20325004 is an apocalyptic number.

It is an amenable number.

20325004 is an abundant number, since it is smaller than the sum of its proper divisors (21051296).

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

20325004 is a wasteful number, since it uses less digits than its factorization.

20325004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103717 (or 103708 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 20325004 is about 4508.3260751636. The cubic root of 20325004 is about 272.9041960569.

Adding to 20325004 its reverse (40052302), we get a palindrome (60377306).

The spelling of 20325004 in words is "twenty million, three hundred twenty-five thousand, four".