56679571 has 8 divisors (see below), whose sum is σ = 61099920. Its totient is φ = 52267872.

The previous prime is 56679569. The next prime is 56679583. The reversal of 56679571 is 17597665.

It is a happy number.

56679571 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 56679571 - 2¹ = 56679569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56679541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19701 + ... + 22393.

It is an arithmetic number, because the mean of its divisors is an integer number (7637490).

Almost surely, 2^56679571 is an apocalyptic number.

56679571 is a deficient number, since it is larger than the sum of its proper divisors (4420349).

56679571 is a wasteful number, since it uses less digits than its factorization.

56679571 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4325.

The product of its digits is 396900, while the sum is 46.

The square root of 56679571 is about 7528.5835985264. The cubic root of 56679571 is about 384.1276047091.

The spelling of 56679571 in words is "fifty-six million, six hundred seventy-nine thousand, five hundred seventy-one".