55645926 has 32 divisors (see below), whose sum is σ = 127484928. Its totient is φ = 15862080.

The previous prime is 55645907. The next prime is 55645937. The reversal of 55645926 is 62954655.

55645926 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (42).

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 15 ways as a sum of consecutive naturals, for example, 20611 + ... + 23153.

It is an arithmetic number, because the mean of its divisors is an integer number (3983904).

Almost surely, 2^55645926 is an apocalyptic number.

55645926 is an abundant number, since it is smaller than the sum of its proper divisors (71839002).

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

55645926 is a wasteful number, since it uses less digits than its factorization.

55645926 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3076.

The product of its digits is 324000, while the sum is 42.

The square root of 55645926 is about 7459.6196954000. The cubic root of 55645926 is about 381.7781987714.

The spelling of 55645926 in words is "fifty-five million, six hundred forty-five thousand, nine hundred twenty-six".