56324971 has 4 divisors (see below), whose sum is σ = 56353000. Its totient is φ = 56296944.

The previous prime is 56324929. The next prime is 56324977. The reversal of 56324971 is 17942365.

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

It is a cyclic number.

It is not a de Polignac number, because 56324971 - 2⁷ = 56324843 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 56324971.

It is not an unprimeable number, because it can be changed into a prime (56324977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10746 + ... + 15103.

It is an arithmetic number, because the mean of its divisors is an integer number (14088250).

Almost surely, 2^56324971 is an apocalyptic number.

56324971 is a deficient number, since it is larger than the sum of its proper divisors (28029).

56324971 is a wasteful number, since it uses less digits than its factorization.

56324971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28028.

The product of its digits is 45360, while the sum is 37.

The square root of 56324971 is about 7504.9964023975. The cubic root of 56324971 is about 383.3248657655.

The spelling of 56324971 in words is "fifty-six million, three hundred twenty-four thousand, nine hundred seventy-one".