55506804 has 12 divisors (see below), whose sum is σ = 129515904. Its totient is φ = 18502264.

The previous prime is 55506793. The next prime is 55506827. The reversal of 55506804 is 40860555.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2312772 + ... + 2312795.

It is an arithmetic number, because the mean of its divisors is an integer number (10792992).

Almost surely, 2^55506804 is an apocalyptic number.

It is an amenable number.

55506804 is an abundant number, since it is smaller than the sum of its proper divisors (74009100).

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

55506804 is a wasteful number, since it uses less digits than its factorization.

55506804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4625574 (or 4625572 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 33.

The square root of 55506804 is about 7450.2888534606. The cubic root of 55506804 is about 381.4597683206.

The spelling of 55506804 in words is "fifty-five million, five hundred six thousand, eight hundred four".