56491134 has 16 divisors (see below), whose sum is σ = 129122688. Its totient is φ = 16140312.

The previous prime is 56491109. The next prime is 56491157. The reversal of 56491134 is 43119465.

It is a junction number, because it is equal to n+sod(n) for n = 56491095 and 56491104.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 672472 + ... + 672555.

It is an arithmetic number, because the mean of its divisors is an integer number (8070168).

Almost surely, 2^56491134 is an apocalyptic number.

56491134 is an abundant number, since it is smaller than the sum of its proper divisors (72631554).

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

56491134 is a wasteful number, since it uses less digits than its factorization.

56491134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1345039.

The product of its digits is 12960, while the sum is 33.

The square root of 56491134 is about 7516.0584085011. The cubic root of 56491134 is about 383.7014416519.

The spelling of 56491134 in words is "fifty-six million, four hundred ninety-one thousand, one hundred thirty-four".