56225222 has 16 divisors (see below), whose sum is σ = 89948880. Its totient is φ = 26266368.

The previous prime is 56225203. The next prime is 56225231. The reversal of 56225222 is 22252265.

It is a super-2 number, since 2×56225222² = 6322551177898568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 56225191 and 56225200.

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, 1223 + ... + 10674.

It is an arithmetic number, because the mean of its divisors is an integer number (5621805).

Almost surely, 2^56225222 is an apocalyptic number.

56225222 is a deficient number, since it is larger than the sum of its proper divisors (33723658).

56225222 is a wasteful number, since it uses less digits than its factorization.

56225222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12055.

The product of its digits is 4800, while the sum is 26.

The square root of 56225222 is about 7498.3479513824. The cubic root of 56225222 is about 383.0984483337.

Adding to 56225222 its reverse (22252265), we get a palindrome (78477487).

The spelling of 56225222 in words is "fifty-six million, two hundred twenty-five thousand, two hundred twenty-two".