55550984 has 16 divisors (see below), whose sum is σ = 109640400. Its totient is φ = 26313552.

The previous prime is 55550981. The next prime is 55550993. The reversal of 55550984 is 48905555.

It is not an unprimeable number, because it can be changed into a prime (55550981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 182582 + ... + 182885.

It is an arithmetic number, because the mean of its divisors is an integer number (6852525).

Almost surely, 2^55550984 is an apocalyptic number.

It is an amenable number.

55550984 is a deficient number, since it is larger than the sum of its proper divisors (54089416).

55550984 is a wasteful number, since it uses less digits than its factorization.

55550984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365492 (or 365488 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 41.

The square root of 55550984 is about 7453.2532494207. The cubic root of 55550984 is about 381.5609476478.

The spelling of 55550984 in words is "fifty-five million, five hundred fifty thousand, nine hundred eighty-four".