56226516 has 24 divisors (see below), whose sum is σ = 131316864. Its totient is φ = 18724800.

The previous prime is 56226493. The next prime is 56226553. The reversal of 56226516 is 61562265.

It is a happy number.

It is a super-2 number, since 2×56226516² = 6322842202996512, which contains 22 as substring.

It is a congruent 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, 22741 + ... + 25091.

It is an arithmetic number, because the mean of its divisors is an integer number (5471536).

Almost surely, 2^56226516 is an apocalyptic number.

It is an amenable number.

56226516 is an abundant number, since it is smaller than the sum of its proper divisors (75090348).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56226516 is a wasteful number, since it uses less digits than its factorization.

56226516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4351 (or 4349 counting only the distinct ones).

The product of its digits is 21600, while the sum is 33.

The square root of 56226516 is about 7498.4342365590. The cubic root of 56226516 is about 383.1013872614.

The spelling of 56226516 in words is "fifty-six million, two hundred twenty-six thousand, five hundred sixteen".