56973 has 8 divisors (see below), whose sum is σ = 86848. Its totient is φ = 32544.

The previous prime is 56963. The next prime is 56983. The reversal of 56973 is 37965.

It is an interprime number because it is at equal distance from previous prime (56963) and next prime (56983).

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

It is not a de Polignac number, because 56973 - 2⁴ = 56957 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 56973.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56923) 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, 1336 + ... + 1377.

It is an arithmetic number, because the mean of its divisors is an integer number (10856).

2⁵⁶⁹⁷³ is an apocalyptic number.

It is an amenable number.

56973 is a deficient number, since it is larger than the sum of its proper divisors (29875).

56973 is a wasteful number, since it uses less digits than its factorization.

56973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2723.

The product of its digits is 5670, while the sum is 30.

The square root of 56973 is about 238.6901757509. The cubic root of 56973 is about 38.4789337723.

The spelling of 56973 in words is "fifty-six thousand, nine hundred seventy-three".