56112225 has 72 divisors (see below), whose sum is σ = 106198560. Its totient is φ = 26058240.

The previous prime is 56112211. The next prime is 56112227. The reversal of 56112225 is 52221165.

It is a happy number.

It is not a de Polignac number, because 56112225 - 2⁴ = 56112209 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 56112195 and 56112204.

It is not an unprimeable number, because it can be changed into a prime (56112227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 240709 + ... + 240941.

It is an arithmetic number, because the mean of its divisors is an integer number (1474980).

Almost surely, 2^56112225 is an apocalyptic number.

It is an amenable number.

56112225 is a deficient number, since it is larger than the sum of its proper divisors (50086335).

56112225 is a wasteful number, since it uses less digits than its factorization.

56112225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291 (or 273 counting only the distinct ones).

The product of its digits is 1200, while the sum is 24.

The square root of 56112225 is about 7490.8093688199. The cubic root of 56112225 is about 382.8416359054.

The spelling of 56112225 in words is "fifty-six million, one hundred twelve thousand, two hundred twenty-five".