55755622 has 16 divisors (see below), whose sum is σ = 90613152. Its totient is φ = 25577280.

The previous prime is 55755619. The next prime is 55755641. The reversal of 55755622 is 22655755.

It is a happy number.

55755622 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, 2079 + ... + 10762.

It is an arithmetic number, because the mean of its divisors is an integer number (5663322).

Almost surely, 2^55755622 is an apocalyptic number.

55755622 is a deficient number, since it is larger than the sum of its proper divisors (34857530).

55755622 is a wasteful number, since it uses less digits than its factorization.

55755622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13023.

The product of its digits is 105000, while the sum is 37.

The square root of 55755622 is about 7466.9687290091. The cubic root of 55755622 is about 382.0289032707.

The spelling of 55755622 in words is "fifty-five million, seven hundred fifty-five thousand, six hundred twenty-two".