20376256 has 28 divisors (see below), whose sum is σ = 40680640. Its totient is φ = 10126080.

The previous prime is 20376253. The next prime is 20376263. The reversal of 20376256 is 65267302.

It is not an unprimeable number, because it can be changed into a prime (20376253) 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, 10705 + ... + 12463.

It is an arithmetic number, because the mean of its divisors is an integer number (1452880).

Almost surely, 2^20376256 is an apocalyptic number.

It is an amenable number.

20376256 is a deficient number, since it is larger than the sum of its proper divisors (20304384).

20376256 is a wasteful number, since it uses less digits than its factorization.

20376256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1952 (or 1942 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 31.

The square root of 20376256 is about 4514.0066459854. The cubic root of 20376256 is about 273.1333906940.

The spelling of 20376256 in words is "twenty million, three hundred seventy-six thousand, two hundred fifty-six".