56152639 has 8 divisors (see below), whose sum is σ = 57470400. Its totient is φ = 54840096.

The previous prime is 56152631. The next prime is 56152661. The reversal of 56152639 is 93625165.

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

It is a cyclic number.

It is not a de Polignac number, because 56152639 - 2³ = 56152631 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 56152598 and 56152607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56152631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27837 + ... + 29785.

It is an arithmetic number, because the mean of its divisors is an integer number (7183800).

Almost surely, 2^56152639 is an apocalyptic number.

56152639 is a deficient number, since it is larger than the sum of its proper divisors (1317761).

56152639 is a wasteful number, since it uses less digits than its factorization.

56152639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2609.

The product of its digits is 48600, while the sum is 37.

The square root of 56152639 is about 7493.5064555921. The cubic root of 56152639 is about 382.9335258565.

The spelling of 56152639 in words is "fifty-six million, one hundred fifty-two thousand, six hundred thirty-nine".