55842336 has 72 divisors (see below), whose sum is σ = 173247984. Its totient is φ = 16920960.

The previous prime is 55842307. The next prime is 55842341. The reversal of 55842336 is 63324855.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 55842336.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5646 + ... + 11981.

It is an arithmetic number, because the mean of its divisors is an integer number (2406222).

Almost surely, 2^55842336 is an apocalyptic number.

It is an amenable number.

55842336 is an abundant number, since it is smaller than the sum of its proper divisors (117405648).

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

55842336 is a wasteful number, since it uses less digits than its factorization.

55842336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17654 (or 17643 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

The square root of 55842336 is about 7472.7729792895. The cubic root of 55842336 is about 382.2268509946.

The spelling of 55842336 in words is "fifty-five million, eight hundred forty-two thousand, three hundred thirty-six".