56943377 has 4 divisors (see below), whose sum is σ = 59419200. Its totient is φ = 54467556.

The previous prime is 56943343. The next prime is 56943379. The reversal of 56943377 is 77334965.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 56943377 - 2¹⁴ = 56926993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56943379) 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, 1237877 + ... + 1237922.

It is an arithmetic number, because the mean of its divisors is an integer number (14854800).

Almost surely, 2^56943377 is an apocalyptic number.

It is an amenable number.

56943377 is a deficient number, since it is larger than the sum of its proper divisors (2475823).

56943377 is a wasteful number, since it uses less digits than its factorization.

56943377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2475822.

The product of its digits is 476280, while the sum is 44.

The square root of 56943377 is about 7546.0835537383. The cubic root of 56943377 is about 384.7226360067.

The spelling of 56943377 in words is "fifty-six million, nine hundred forty-three thousand, three hundred seventy-seven".