56227512 has 64 divisors (see below), whose sum is σ = 154028160. Its totient is φ = 16963200.

The previous prime is 56227511. The next prime is 56227513. The reversal of 56227512 is 21572265.

It is an interprime number because it is at equal distance from previous prime (56227511) and next prime (56227513).

It is a self number, because there is not a number n which added to its sum of digits gives 56227512.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56227511) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 98187 + ... + 98757.

It is an arithmetic number, because the mean of its divisors is an integer number (2406690).

Almost surely, 2^56227512 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56227512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77014080).

56227512 is an abundant number, since it is smaller than the sum of its proper divisors (97800648).

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

56227512 is a wasteful number, since it uses less digits than its factorization.

56227512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 964 (or 960 counting only the distinct ones).

The product of its digits is 8400, while the sum is 30.

The square root of 56227512 is about 7498.5006501300. The cubic root of 56227512 is about 383.1036493420.

Adding to 56227512 its reverse (21572265), we get a palindrome (77799777).

The spelling of 56227512 in words is "fifty-six million, two hundred twenty-seven thousand, five hundred twelve".