56626671 has 4 divisors (see below), whose sum is σ = 75502232. Its totient is φ = 37751112.

The previous prime is 56626637. The next prime is 56626693. The reversal of 56626671 is 17662665.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 56626671 - 2⁷ = 56626543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56626601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9437776 + ... + 9437781.

It is an arithmetic number, because the mean of its divisors is an integer number (18875558).

Almost surely, 2^56626671 is an apocalyptic number.

56626671 is a deficient number, since it is larger than the sum of its proper divisors (18875561).

56626671 is a wasteful number, since it uses less digits than its factorization.

56626671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18875560.

The product of its digits is 90720, while the sum is 39.

The square root of 56626671 is about 7525.0695013402. The cubic root of 56626671 is about 384.0080632530.

The spelling of 56626671 in words is "fifty-six million, six hundred twenty-six thousand, six hundred seventy-one".