56122516 has 12 divisors (see below), whose sum is σ = 98280000. Its totient is φ = 28042520.

The previous prime is 56122513. The next prime is 56122519. The reversal of 56122516 is 61522165.

It is an interprime number because it is at equal distance from previous prime (56122513) and next prime (56122519).

It is a super-4 number, since 4×56122516⁴ (a number of 32 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56122513) 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, 3735 + ... + 11233.

It is an arithmetic number, because the mean of its divisors is an integer number (8190000).

Almost surely, 2^56122516 is an apocalyptic number.

It is an amenable number.

56122516 is a deficient number, since it is larger than the sum of its proper divisors (42157484).

56122516 is a wasteful number, since it uses less digits than its factorization.

56122516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9374 (or 9372 counting only the distinct ones).

The product of its digits is 3600, while the sum is 28.

The square root of 56122516 is about 7491.4962457442. The cubic root of 56122516 is about 382.8650389009.

It can be divided in two parts, 5612 and 2516, that added together give a triangular number (8128 = T₁₂₇).

The spelling of 56122516 in words is "fifty-six million, one hundred twenty-two thousand, five hundred sixteen".