56274515 has 8 divisors (see below), whose sum is σ = 73668528. Its totient is φ = 40926880.

The previous prime is 56274511. The next prime is 56274527. The reversal of 56274515 is 51547265.

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

It is not a de Polignac number, because 56274515 - 2² = 56274511 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56274511) 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, 511532 + ... + 511641.

It is an arithmetic number, because the mean of its divisors is an integer number (9208566).

Almost surely, 2^56274515 is an apocalyptic number.

56274515 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

56274515 is a deficient number, since it is larger than the sum of its proper divisors (17394013).

56274515 is a wasteful number, since it uses less digits than its factorization.

56274515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1023189.

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

The square root of 56274515 is about 7501.6341553024. The cubic root of 56274515 is about 383.2103705590.

The spelling of 56274515 in words is "fifty-six million, two hundred seventy-four thousand, five hundred fifteen".