55485304 has 16 divisors (see below), whose sum is σ = 118897200. Its totient is φ = 23779392.

The previous prime is 55485277. The next prime is 55485317. The reversal of 55485304 is 40358455.

It is a self number, because there is not a number n which added to its sum of digits gives 55485304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 495349 + ... + 495460.

It is an arithmetic number, because the mean of its divisors is an integer number (7431075).

Almost surely, 2^55485304 is an apocalyptic number.

It is an amenable number.

55485304 is an abundant number, since it is smaller than the sum of its proper divisors (63411896).

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

55485304 is a wasteful number, since it uses less digits than its factorization.

55485304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 990822 (or 990818 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 34.

The square root of 55485304 is about 7448.8458166350. The cubic root of 55485304 is about 381.4105104305.

It can be divided in two parts, 554 and 85304, that added together give a palindrome (85858).

The spelling of 55485304 in words is "fifty-five million, four hundred eighty-five thousand, three hundred four".