20264372 has 12 divisors (see below), whose sum is σ = 35558880. Its totient is φ = 10104696.

The previous prime is 20264371. The next prime is 20264381. The reversal of 20264372 is 27346202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20264371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5168 + ... + 8199.

It is an arithmetic number, because the mean of its divisors is an integer number (2963240).

Almost surely, 2^20264372 is an apocalyptic number.

It is an amenable number.

20264372 is a deficient number, since it is larger than the sum of its proper divisors (15294508).

20264372 is a wasteful number, since it uses less digits than its factorization.

20264372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13750 (or 13748 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 26.

The square root of 20264372 is about 4501.5966056500. The cubic root of 20264372 is about 272.6325567798.

The spelling of 20264372 in words is "twenty million, two hundred sixty-four thousand, three hundred seventy-two".