56163375 has 72 divisors (see below), whose sum is σ = 107492112. Its totient is φ = 29257200.

The previous prime is 56163329. The next prime is 56163377. The reversal of 56163375 is 57336165.

It is a happy number.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

56163375 is a `hidden beast` number, since 5 + 616 + 3 + 37 + 5 = 666.

It is not a de Polignac number, because 56163375 - 2⁶ = 56163311 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56163377) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1306104 + ... + 1306146.

It is an arithmetic number, because the mean of its divisors is an integer number (1492946).

Almost surely, 2^56163375 is an apocalyptic number.

56163375 is a deficient number, since it is larger than the sum of its proper divisors (51328737).

56163375 is an frugal number, since it uses more digits than its factorization.

56163375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116 (or 51 counting only the distinct ones).

The product of its digits is 56700, while the sum is 36.

The square root of 56163375 is about 7494.2227749114. Note that the first 3 decimals coincide. The cubic root of 56163375 is about 382.9579290571.

It can be divided in two parts, 561 and 63375, that added together give a palindrome (63936).

The spelling of 56163375 in words is "fifty-six million, one hundred sixty-three thousand, three hundred seventy-five".