56276515 has 8 divisors (see below), whose sum is σ = 70468128. Its totient is φ = 43063680.

The previous prime is 56276509. The next prime is 56276533. The reversal of 56276515 is 51567265.

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

It is not a de Polignac number, because 56276515 - 2⁷ = 56276387 is a prime.

It is a super-2 number, since 2×56276515² = 6334092281090450, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 244566 + ... + 244795.

It is an arithmetic number, because the mean of its divisors is an integer number (8808516).

Almost surely, 2^56276515 is an apocalyptic number.

56276515 is a deficient number, since it is larger than the sum of its proper divisors (14191613).

56276515 is a wasteful number, since it uses less digits than its factorization.

56276515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 489389.

The product of its digits is 63000, while the sum is 37.

The square root of 56276515 is about 7501.7674584061. The cubic root of 56276515 is about 383.2149102793.

It can be divided in two parts, 562 and 76515, that added together give a palindrome (77077).

The spelling of 56276515 in words is "fifty-six million, two hundred seventy-six thousand, five hundred fifteen".