56423366 has 4 divisors (see below), whose sum is σ = 84635052. Its totient is φ = 28211682.

The previous prime is 56423351. The next prime is 56423371. The reversal of 56423366 is 66332465.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14105840 + ... + 14105843.

It is an arithmetic number, because the mean of its divisors is an integer number (21158763).

Almost surely, 2^56423366 is an apocalyptic number.

56423366 is a deficient number, since it is larger than the sum of its proper divisors (28211686).

56423366 is a wasteful number, since it uses less digits than its factorization.

56423366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28211685.

The product of its digits is 77760, while the sum is 35.

The square root of 56423366 is about 7511.5488416172. The cubic root of 56423366 is about 383.5479480434.

Subtracting 56423366 from its reverse (66332465), we obtain a palindrome (9909099).

The spelling of 56423366 in words is "fifty-six million, four hundred twenty-three thousand, three hundred sixty-six".