56162233 has 4 divisors (see below), whose sum is σ = 59118160. Its totient is φ = 53206308.

The previous prime is 56162221. The next prime is 56162261. The reversal of 56162233 is 33226165.

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 de Polignac number, because none of the positive numbers 2^k-56162233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56162933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1477935 + ... + 1477972.

It is an arithmetic number, because the mean of its divisors is an integer number (14779540).

Almost surely, 2^56162233 is an apocalyptic number.

It is an amenable number.

56162233 is a deficient number, since it is larger than the sum of its proper divisors (2955927).

56162233 is a wasteful number, since it uses less digits than its factorization.

56162233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2955926.

The product of its digits is 6480, while the sum is 28.

The square root of 56162233 is about 7494.1465825002. The cubic root of 56162233 is about 382.9553334099.

Adding to 56162233 its reverse (33226165), we get a palindrome (89388398).

The spelling of 56162233 in words is "fifty-six million, one hundred sixty-two thousand, two hundred thirty-three".