56638622 has 8 divisors (see below), whose sum is σ = 86350872. Its totient is φ = 27855000.

The previous prime is 56638613. The next prime is 56638661. The reversal of 56638622 is 22683665.

56638622 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 232004 + ... + 232247.

It is an arithmetic number, because the mean of its divisors is an integer number (10793859).

Almost surely, 2^56638622 is an apocalyptic number.

56638622 is a deficient number, since it is larger than the sum of its proper divisors (29712250).

56638622 is a wasteful number, since it uses less digits than its factorization.

56638622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 464314.

The product of its digits is 103680, while the sum is 38.

The square root of 56638622 is about 7525.8635384918. The cubic root of 56638622 is about 384.0350761868.

The spelling of 56638622 in words is "fifty-six million, six hundred thirty-eight thousand, six hundred twenty-two".