56622244 has 36 divisors (see below), whose sum is σ = 118997760. Its totient is φ = 23481360.

The previous prime is 56622229. The next prime is 56622253. The reversal of 56622244 is 44222665.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1417 + ... + 10735.

Almost surely, 2^56622244 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 56622244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59498880).

56622244 is an abundant number, since it is smaller than the sum of its proper divisors (62375516).

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

56622244 is a wasteful number, since it uses less digits than its factorization.

56622244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9368 (or 9359 counting only the distinct ones).

The product of its digits is 23040, while the sum is 31.

The square root of 56622244 is about 7524.7753454837. The cubic root of 56622244 is about 383.9980559074.

The spelling of 56622244 in words is "fifty-six million, six hundred twenty-two thousand, two hundred forty-four".