56225502 has 20 divisors (see below), whose sum is σ = 125987136. Its totient is φ = 18741780.

The previous prime is 56225497. The next prime is 56225509. The reversal of 56225502 is 20552265.

It is a super-2 number, since 2×56225502² = 6322614150304008, which contains 22 as substring.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56225509) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 173374 + ... + 173697.

Almost surely, 2^56225502 is an apocalyptic number.

56225502 is an abundant number, since it is smaller than the sum of its proper divisors (69761634).

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

56225502 is a wasteful number, since it uses less digits than its factorization.

56225502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347085 (or 347076 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 56225502 is about 7498.3666221385. The cubic root of 56225502 is about 383.0990842724.

Adding to 56225502 its reverse (20552265), we get a palindrome (76777767).

The spelling of 56225502 in words is "fifty-six million, two hundred twenty-five thousand, five hundred two".