20320952 has 16 divisors (see below), whose sum is σ = 38149800. Its totient is φ = 10147680.

The previous prime is 20320939. The next prime is 20320961. The reversal of 20320952 is 25902302.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10802 + ... + 12542.

Almost surely, 2^20320952 is an apocalyptic number.

It is an amenable number.

20320952 is a deficient number, since it is larger than the sum of its proper divisors (17828848).

20320952 is a wasteful number, since it uses less digits than its factorization.

20320952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3206 (or 3202 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 20320952 is about 4507.8766620217. The cubic root of 20320952 is about 272.8860594259.

The spelling of 20320952 in words is "twenty million, three hundred twenty thousand, nine hundred fifty-two".