56923473 has 4 divisors (see below), whose sum is σ = 75897968. Its totient is φ = 37948980.

The previous prime is 56923423. The next prime is 56923507. The reversal of 56923473 is 37432965.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 56923473 - 2¹⁰ = 56922449 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (56923423) 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, 9487243 + ... + 9487248.

It is an arithmetic number, because the mean of its divisors is an integer number (18974492).

Almost surely, 2^56923473 is an apocalyptic number.

It is an amenable number.

56923473 is a deficient number, since it is larger than the sum of its proper divisors (18974495).

56923473 is a wasteful number, since it uses less digits than its factorization.

56923473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18974494.

The product of its digits is 136080, while the sum is 39.

The square root of 56923473 is about 7544.7646086541. The cubic root of 56923473 is about 384.6778054392.

It can be divided in two parts, 569 and 23473, that added together give a palindrome (24042).

The spelling of 56923473 in words is "fifty-six million, nine hundred twenty-three thousand, four hundred seventy-three".