54258636 has 12 divisors (see below), whose sum is σ = 126603512. Its totient is φ = 18086208.

The previous prime is 54258601. The next prime is 54258641. The reversal of 54258636 is 63685245.

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

It is a junction number, because it is equal to n+sod(n) for n = 54258594 and 54258603.

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, 2260765 + ... + 2260788.

Almost surely, 2^54258636 is an apocalyptic number.

It is an amenable number.

54258636 is an abundant number, since it is smaller than the sum of its proper divisors (72344876).

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

54258636 is a wasteful number, since it uses less digits than its factorization.

54258636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4521560 (or 4521558 counting only the distinct ones).

The product of its digits is 172800, while the sum is 39.

The square root of 54258636 is about 7366.0461578787. The cubic root of 54258636 is about 378.5788002972.

The spelling of 54258636 in words is "fifty-four million, two hundred fifty-eight thousand, six hundred thirty-six".