56623166 has 8 divisors (see below), whose sum is σ = 84977424. Its totient is φ = 28297360.

The previous prime is 56623159. The next prime is 56623169. The reversal of 56623166 is 66132665.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56623169) 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, 1130 + ... + 10701.

It is an arithmetic number, because the mean of its divisors is an integer number (10622178).

Almost surely, 2^56623166 is an apocalyptic number.

56623166 is a deficient number, since it is larger than the sum of its proper divisors (28354258).

56623166 is a wasteful number, since it uses less digits than its factorization.

56623166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14226.

The product of its digits is 38880, while the sum is 35.

The square root of 56623166 is about 7524.8366095218. The cubic root of 56623166 is about 384.0001401548. Note that the first 3 decimals are identical.

It can be divided in two parts, 566 and 23166, that added together give a palindrome (23732).

The spelling of 56623166 in words is "fifty-six million, six hundred twenty-three thousand, one hundred sixty-six".