55627458 has 16 divisors (see below), whose sum is σ = 111900096. Its totient is φ = 18434960.

The previous prime is 55627457. The next prime is 55627469. The reversal of 55627458 is 85472655.

It is not an unprimeable number, because it can be changed into a prime (55627457) 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, 25758 + ... + 27833.

It is an arithmetic number, because the mean of its divisors is an integer number (6993756).

Almost surely, 2^55627458 is an apocalyptic number.

55627458 is an abundant number, since it is smaller than the sum of its proper divisors (56272638).

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

55627458 is a wasteful number, since it uses less digits than its factorization.

55627458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53769.

The product of its digits is 336000, while the sum is 42.

The square root of 55627458 is about 7458.3817279622. The cubic root of 55627458 is about 381.7359587224.

The spelling of 55627458 in words is "fifty-five million, six hundred twenty-seven thousand, four hundred fifty-eight".