56012633 has 4 divisors (see below), whose sum is σ = 56687568. Its totient is φ = 55337700.

The previous prime is 56012623. The next prime is 56012639. The reversal of 56012633 is 33621065.

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 cyclic number.

It is not a de Polignac number, because 56012633 - 2¹⁰ = 56011609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56012639) 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, 337343 + ... + 337508.

It is an arithmetic number, because the mean of its divisors is an integer number (14171892).

Almost surely, 2^56012633 is an apocalyptic number.

It is an amenable number.

56012633 is a deficient number, since it is larger than the sum of its proper divisors (674935).

56012633 is an equidigital number, since it uses as much as digits as its factorization.

56012633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 674934.

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 56012633 is about 7484.1588037668. The cubic root of 56012633 is about 382.6150035100.

Adding to 56012633 its reverse (33621065), we get a palindrome (89633698).

The spelling of 56012633 in words is "fifty-six million, twelve thousand, six hundred thirty-three".