54298639 has 4 divisors (see below), whose sum is σ = 56050240. Its totient is φ = 52547040.

The previous prime is 54298603. The next prime is 54298661. The reversal of 54298639 is 93689245.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 54298639 - 2⁷ = 54298511 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54298669) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 875754 + ... + 875815.

It is an arithmetic number, because the mean of its divisors is an integer number (14012560).

Almost surely, 2^54298639 is an apocalyptic number.

54298639 is a deficient number, since it is larger than the sum of its proper divisors (1751601).

54298639 is a wasteful number, since it uses less digits than its factorization.

54298639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1751600.

The product of its digits is 466560, while the sum is 46.

The square root of 54298639 is about 7368.7610220443. The cubic root of 54298639 is about 378.6718150908.

The spelling of 54298639 in words is "fifty-four million, two hundred ninety-eight thousand, six hundred thirty-nine".