56534138 has 32 divisors (see below), whose sum is σ = 91791360. Its totient is φ = 26048880.

The previous prime is 56534119. The next prime is 56534141. The reversal of 56534138 is 83143565.

It is a super-2 number, since 2×56534138² = 6392217518806088, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 56534098 and 56534107.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 170633 + ... + 170963.

It is an arithmetic number, because the mean of its divisors is an integer number (2868480).

Almost surely, 2^56534138 is an apocalyptic number.

56534138 is a deficient number, since it is larger than the sum of its proper divisors (35257222).

56534138 is a wasteful number, since it uses less digits than its factorization.

56534138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 482.

The product of its digits is 43200, while the sum is 35.

The square root of 56534138 is about 7518.9186722560. The cubic root of 56534138 is about 383.7987814782.

The spelling of 56534138 in words is "fifty-six million, five hundred thirty-four thousand, one hundred thirty-eight".