20375924 has 12 divisors (see below), whose sum is σ = 35700000. Its totient is φ = 10175928.

The previous prime is 20375921. The next prime is 20375933. The reversal of 20375924 is 42957302.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20375921) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1577 + ... + 6575.

It is an arithmetic number, because the mean of its divisors is an integer number (2975000).

Almost surely, 2^20375924 is an apocalyptic number.

It is an amenable number.

20375924 is a deficient number, since it is larger than the sum of its proper divisors (15324076).

20375924 is a wasteful number, since it uses less digits than its factorization.

20375924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6022 (or 6020 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 20375924 is about 4513.9698714103. The cubic root of 20375924 is about 273.1319072553.

The spelling of 20375924 in words is "twenty million, three hundred seventy-five thousand, nine hundred twenty-four".