56678534 has 8 divisors (see below), whose sum is σ = 92746728. Its totient is φ = 25762960.

The previous prime is 56678533. The next prime is 56678537. The reversal of 56678534 is 43587665.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56678533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1288127 + ... + 1288170.

It is an arithmetic number, because the mean of its divisors is an integer number (11593341).

Almost surely, 2^56678534 is an apocalyptic number.

56678534 is a deficient number, since it is larger than the sum of its proper divisors (36068194).

56678534 is a wasteful number, since it uses less digits than its factorization.

56678534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2576310.

The product of its digits is 604800, while the sum is 44.

The square root of 56678534 is about 7528.5147273549. The cubic root of 56678534 is about 384.1252620499.

The spelling of 56678534 in words is "fifty-six million, six hundred seventy-eight thousand, five hundred thirty-four".