55625422 has 12 divisors (see below), whose sum is σ = 86417136. Its totient is φ = 26852840.

The previous prime is 55625417. The next prime is 55625429. The reversal of 55625422 is 22452655.

It is a happy number.

55625422 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 not an unprimeable number, because it can be changed into a prime (55625429) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 14854 + ... + 18217.

It is an arithmetic number, because the mean of its divisors is an integer number (7201428).

Almost surely, 2^55625422 is an apocalyptic number.

55625422 is a deficient number, since it is larger than the sum of its proper divisors (30791714).

55625422 is a wasteful number, since it uses less digits than its factorization.

55625422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33131 (or 33102 counting only the distinct ones).

The product of its digits is 24000, while the sum is 31.

The square root of 55625422 is about 7458.2452359788. The cubic root of 55625422 is about 381.7313014067.

The spelling of 55625422 in words is "fifty-five million, six hundred twenty-five thousand, four hundred twenty-two".