56869377 has 16 divisors (see below), whose sum is σ = 78672000. Its totient is φ = 36497664.

The previous prime is 56869361. The next prime is 56869381. The reversal of 56869377 is 77396865.

It is not a de Polignac number, because 56869377 - 2⁴ = 56869361 is a prime.

Its product of digits (1905120) is a multiple of the sum of its prime divisors (1960).

It is not an unprimeable number, because it can be changed into a prime (56861377) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37449 + ... + 38937.

It is an arithmetic number, because the mean of its divisors is an integer number (4917000).

Almost surely, 2^56869377 is an apocalyptic number.

It is an amenable number.

56869377 is a deficient number, since it is larger than the sum of its proper divisors (21802623).

56869377 is a wasteful number, since it uses less digits than its factorization.

56869377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1960.

The product of its digits is 1905120, while the sum is 51.

The square root of 56869377 is about 7541.1787540145. The cubic root of 56869377 is about 384.5559100539. Note that the first 3 decimals are identical.

The spelling of 56869377 in words is "fifty-six million, eight hundred sixty-nine thousand, three hundred seventy-seven".