54559889 has 8 divisors (see below), whose sum is σ = 56010528. Its totient is φ = 53115040.

The previous prime is 54559873. The next prime is 54559891. The reversal of 54559889 is 98895545.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 54559889 - 2⁴ = 54559873 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 54559889.

It is not an unprimeable number, because it can be changed into a prime (54559189) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22934 + ... + 25200.

It is an arithmetic number, because the mean of its divisors is an integer number (7001316).

Almost surely, 2^54559889 is an apocalyptic number.

It is an amenable number.

54559889 is a deficient number, since it is larger than the sum of its proper divisors (1450639).

54559889 is a wasteful number, since it uses less digits than its factorization.

54559889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2895.

The product of its digits is 2592000, while the sum is 53.

The square root of 54559889 is about 7386.4666113102. The cubic root of 54559889 is about 379.2781518057.

The spelling of 54559889 in words is "fifty-four million, five hundred fifty-nine thousand, eight hundred eighty-nine".