55926620 has 24 divisors (see below), whose sum is σ = 117603024. Its totient is φ = 22340736.

The previous prime is 55926613. The next prime is 55926623. The reversal of 55926620 is 2662955.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55926623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19307 + ... + 22013.

It is an arithmetic number, because the mean of its divisors is an integer number (4900126).

Almost surely, 2^55926620 is an apocalyptic number.

It is an amenable number.

55926620 is an abundant number, since it is smaller than the sum of its proper divisors (61676404).

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

55926620 is a wasteful number, since it uses less digits than its factorization.

55926620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3749 (or 3747 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 35.

The square root of 55926620 is about 7478.4102588719. The cubic root of 55926620 is about 382.4190553082.

The spelling of 55926620 in words is "fifty-five million, nine hundred twenty-six thousand, six hundred twenty".