55635492 has 48 divisors (see below), whose sum is σ = 149954112. Its totient is φ = 15866880.

The previous prime is 55635479. The next prime is 55635499. The reversal of 55635492 is 29453655.

It is a self number, because there is not a number n which added to its sum of digits gives 55635492.

It is not an unprimeable number, because it can be changed into a prime (55635499) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10153 + ... + 14640.

It is an arithmetic number, because the mean of its divisors is an integer number (3124044).

Almost surely, 2^55635492 is an apocalyptic number.

It is an amenable number.

55635492 is an abundant number, since it is smaller than the sum of its proper divisors (94318620).

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

55635492 is a wasteful number, since it uses less digits than its factorization.

55635492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24828 (or 24826 counting only the distinct ones).

The product of its digits is 162000, while the sum is 39.

The square root of 55635492 is about 7458.9202972012. The cubic root of 55635492 is about 381.7543352530.

The spelling of 55635492 in words is "fifty-five million, six hundred thirty-five thousand, four hundred ninety-two".