56982171 has 8 divisors (see below), whose sum is σ = 76649040. Its totient is φ = 37651712.

The previous prime is 56982157. The next prime is 56982173. The reversal of 56982171 is 17128965.

56982171 is nontrivially palindromic in base 2.

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 56982171 - 2⁷ = 56982043 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56982173) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83706 + ... + 84383.

It is an arithmetic number, because the mean of its divisors is an integer number (9581130).

Almost surely, 2^56982171 is an apocalyptic number.

56982171 is a deficient number, since it is larger than the sum of its proper divisors (19666869).

56982171 is a wasteful number, since it uses less digits than its factorization.

56982171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168205.

The product of its digits is 30240, while the sum is 39.

The square root of 56982171 is about 7548.6535885547. The cubic root of 56982171 is about 384.8099832552.

The spelling of 56982171 in words is "fifty-six million, nine hundred eighty-two thousand, one hundred seventy-one".