54584139 has 16 divisors (see below), whose sum is σ = 74960928. Its totient is φ = 35304192.

The previous prime is 54584111. The next prime is 54584143. The reversal of 54584139 is 93148545.

It is not a de Polignac number, because 54584139 - 2⁵ = 54584107 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 54584097 and 54584106.

It is not an unprimeable number, because it can be changed into a prime (54584939) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68089 + ... + 68885.

It is an arithmetic number, because the mean of its divisors is an integer number (4685058).

Almost surely, 2^54584139 is an apocalyptic number.

54584139 is a deficient number, since it is larger than the sum of its proper divisors (20376789).

54584139 is a wasteful number, since it uses less digits than its factorization.

54584139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1454.

The product of its digits is 86400, while the sum is 39.

The square root of 54584139 is about 7388.1079445282. The cubic root of 54584139 is about 379.3343355274.

The spelling of 54584139 in words is "fifty-four million, five hundred eighty-four thousand, one hundred thirty-nine".