54002439 has 6 divisors (see below), whose sum is σ = 78003536. Its totient is φ = 36001620.

The previous prime is 54002423. The next prime is 54002467. The reversal of 54002439 is 93420045.

It is not a de Polignac number, because 54002439 - 2⁴ = 54002423 is a prime.

It is a Duffinian number.

54002439 is a modest number, since divided by 2439 gives 540 as remainder.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54002419) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3000127 + ... + 3000144.

Almost surely, 2^54002439 is an apocalyptic number.

54002439 is a deficient number, since it is larger than the sum of its proper divisors (24001097).

54002439 is a wasteful number, since it uses less digits than its factorization.

54002439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6000277 (or 6000274 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 54002439 is about 7348.6351794058. The cubic root of 54002439 is about 377.9820055262.

The spelling of 54002439 in words is "fifty-four million, two thousand, four hundred thirty-nine".