56823233 has 4 divisors (see below), whose sum is σ = 56935380. Its totient is φ = 56711088.

The previous prime is 56823223. The next prime is 56823241. The reversal of 56823233 is 33232865.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 33232865 = 5 ⋅6646573.

It can be written as a sum of positive squares in 2 ways, for example, as 53333809 + 3489424 = 7303^2 + 1868^2 .

It is a cyclic number.

It is not a de Polignac number, because 56823233 - 2¹² = 56819137 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 56823233.

It is not an unprimeable number, because it can be changed into a prime (56823203) 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, 55310 + ... + 56327.

It is an arithmetic number, because the mean of its divisors is an integer number (14233845).

Almost surely, 2^56823233 is an apocalyptic number.

It is an amenable number.

56823233 is a deficient number, since it is larger than the sum of its proper divisors (112147).

56823233 is a wasteful number, since it uses less digits than its factorization.

56823233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112146.

The product of its digits is 25920, while the sum is 32.

The square root of 56823233 is about 7538.1186644945. The cubic root of 56823233 is about 384.4518719321.

The spelling of 56823233 in words is "fifty-six million, eight hundred twenty-three thousand, two hundred thirty-three".