56436137 has 8 divisors (see below), whose sum is σ = 61012800. Its totient is φ = 52020144.

The previous prime is 56436119. The next prime is 56436139. The reversal of 56436137 is 73163465.

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 56436137 - 2⁸ = 56435881 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 56436097 and 56436106.

It is not an unprimeable number, because it can be changed into a prime (56436139) 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, 39437 + ... + 40842.

It is an arithmetic number, because the mean of its divisors is an integer number (7626600).

Almost surely, 2^56436137 is an apocalyptic number.

It is an amenable number.

56436137 is a deficient number, since it is larger than the sum of its proper divisors (4576663).

56436137 is a wasteful number, since it uses less digits than its factorization.

56436137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80335.

The product of its digits is 45360, while the sum is 35.

The square root of 56436137 is about 7512.3988845109. The cubic root of 56436137 is about 383.5768835812.

The spelling of 56436137 in words is "fifty-six million, four hundred thirty-six thousand, one hundred thirty-seven".