20276264 has 16 divisors (see below), whose sum is σ = 38065920. Its totient is φ = 10125360.

The previous prime is 20276233. The next prime is 20276281. The reversal of 20276264 is 46267202.

It is a super-2 number, since 2×20276264² = 822253763595392, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10907 + ... + 12629.

It is an arithmetic number, because the mean of its divisors is an integer number (2379120).

Almost surely, 2^20276264 is an apocalyptic number.

It is an amenable number.

20276264 is a deficient number, since it is larger than the sum of its proper divisors (17789656).

20276264 is a wasteful number, since it uses less digits than its factorization.

20276264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3200 (or 3196 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 20276264 is about 4502.9172766108. The cubic root of 20276264 is about 272.6858771650.

The spelling of 20276264 in words is "twenty million, two hundred seventy-six thousand, two hundred sixty-four".