20264104 has 32 divisors (see below), whose sum is σ = 45313920. Its totient is φ = 8306496.

The previous prime is 20264087. The next prime is 20264113. The reversal of 20264104 is 40146202.

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 7 ways as a sum of consecutive naturals, for example, 6579 + ... + 9154.

It is an arithmetic number, because the mean of its divisors is an integer number (1416060).

Almost surely, 2^20264104 is an apocalyptic number.

It is an amenable number.

20264104 is an abundant number, since it is smaller than the sum of its proper divisors (25049816).

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

20264104 is a wasteful number, since it uses less digits than its factorization.

20264104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15769 (or 15765 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 20264104 is about 4501.5668383353. The cubic root of 20264104 is about 272.6313549028.

The spelling of 20264104 in words is "twenty million, two hundred sixty-four thousand, one hundred four".