55423622 has 16 divisors (see below), whose sum is σ = 85294080. Its totient is φ = 26997768.

The previous prime is 55423607. The next prime is 55423661. The reversal of 55423622 is 22632455.

55423622 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 7 ways as a sum of consecutive naturals, for example, 21233 + ... + 23699.

It is an arithmetic number, because the mean of its divisors is an integer number (5330880).

Almost surely, 2^55423622 is an apocalyptic number.

55423622 is a deficient number, since it is larger than the sum of its proper divisors (29870458).

55423622 is a wasteful number, since it uses less digits than its factorization.

55423622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2755.

The product of its digits is 14400, while the sum is 29.

The square root of 55423622 is about 7444.7042923141. The cubic root of 55423622 is about 381.2691223231.

The spelling of 55423622 in words is "fifty-five million, four hundred twenty-three thousand, six hundred twenty-two".