56388135 has 8 divisors (see below), whose sum is σ = 90221040. Its totient is φ = 30073664.

The previous prime is 56388121. The next prime is 56388169. The reversal of 56388135 is 53188365.

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 56388135 - 2¹⁴ = 56371751 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 56388093 and 56388102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1879590 + ... + 1879619.

It is an arithmetic number, because the mean of its divisors is an integer number (11277630).

Almost surely, 2^56388135 is an apocalyptic number.

56388135 is a deficient number, since it is larger than the sum of its proper divisors (33832905).

56388135 is a wasteful number, since it uses less digits than its factorization.

56388135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3759217.

The product of its digits is 86400, while the sum is 39.

The square root of 56388135 is about 7509.2033532193. The cubic root of 56388135 is about 383.4681017423.

The spelling of 56388135 in words is "fifty-six million, three hundred eighty-eight thousand, one hundred thirty-five".