56273517 has 12 divisors (see below), whose sum is σ = 82313920. Its totient is φ = 37040328.

The previous prime is 56273509. The next prime is 56273561. The reversal of 56273517 is 71537265.

It is not a de Polignac number, because 56273517 - 2³ = 56273509 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 (56273597) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38863 + ... + 40284.

Almost surely, 2^56273517 is an apocalyptic number.

It is an amenable number.

56273517 is a deficient number, since it is larger than the sum of its proper divisors (26040403).

56273517 is a wasteful number, since it uses less digits than its factorization.

56273517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79232 (or 79229 counting only the distinct ones).

The product of its digits is 44100, while the sum is 36.

The square root of 56273517 is about 7501.5676361678. The cubic root of 56273517 is about 383.2081051984.

The spelling of 56273517 in words is "fifty-six million, two hundred seventy-three thousand, five hundred seventeen".