55914444 has 36 divisors (see below), whose sum is σ = 143049816. Its totient is φ = 18412608.

The previous prime is 55914373. The next prime is 55914457. The reversal of 55914444 is 44441955.

It is a tau number, because it is divible by the number of its divisors (36).

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

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

It is a junction number, because it is equal to n+sod(n) for n = 55914399 and 55914408.

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, 6369 + ... + 12344.

It is an arithmetic number, because the mean of its divisors is an integer number (3973606).

Almost surely, 2^55914444 is an apocalyptic number.

It is an amenable number.

55914444 is an abundant number, since it is smaller than the sum of its proper divisors (87135372).

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

55914444 is a wasteful number, since it uses less digits than its factorization.

55914444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18806 (or 18801 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 55914444 is about 7477.5961377972. The cubic root of 55914444 is about 382.3913006518.

The spelling of 55914444 in words is "fifty-five million, nine hundred fourteen thousand, four hundred forty-four".