56515274 has 8 divisors (see below), whose sum is σ = 86209920. Its totient is φ = 27778636.

The previous prime is 56515273. The next prime is 56515279. The reversal of 56515274 is 47251565.

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

It is a super-4 number, since 4×56515274⁴ (a number of 32 digits) contains 4444 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (56515273) 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, 239354 + ... + 239589.

It is an arithmetic number, because the mean of its divisors is an integer number (10776240).

Almost surely, 2^56515274 is an apocalyptic number.

56515274 is a deficient number, since it is larger than the sum of its proper divisors (29694646).

56515274 is a wasteful number, since it uses less digits than its factorization.

56515274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 479004.

The product of its digits is 42000, while the sum is 35.

The square root of 56515274 is about 7517.6641318963. The cubic root of 56515274 is about 383.7560887744.

The spelling of 56515274 in words is "fifty-six million, five hundred fifteen thousand, two hundred seventy-four".