56358138 has 16 divisors (see below), whose sum is σ = 112873536. Its totient is φ = 18759840.

The previous prime is 56358109. The next prime is 56358163. The reversal of 56358138 is 83185365.

It is a junction number, because it is equal to n+sod(n) for n = 56358096 and 56358105.

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, 1606 + ... + 10737.

It is an arithmetic number, because the mean of its divisors is an integer number (7054596).

Almost surely, 2^56358138 is an apocalyptic number.

56358138 is an abundant number, since it is smaller than the sum of its proper divisors (56515398).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56358138 is a wasteful number, since it uses less digits than its factorization.

56358138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13109.

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

The square root of 56358138 is about 7507.2057384889. The cubic root of 56358138 is about 383.4000913769.

The spelling of 56358138 in words is "fifty-six million, three hundred fifty-eight thousand, one hundred thirty-eight".