5904389 has 4 divisors (see below), whose sum is σ = 6251724. Its totient is φ = 5557056.

The previous prime is 5904377. The next prime is 5904391. The reversal of 5904389 is 9834095.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9834095 = 5 ⋅1966819.

It can be written as a sum of positive squares in 2 ways, for example, as 4060225 + 1844164 = 2015^2 + 1358^2 .

It is a cyclic number.

It is not a de Polignac number, because 5904389 - 2⁸ = 5904133 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 (5904319) 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, 173642 + ... + 173675.

It is an arithmetic number, because the mean of its divisors is an integer number (1562931).

Almost surely, 2^5904389 is an apocalyptic number.

It is an amenable number.

5904389 is a deficient number, since it is larger than the sum of its proper divisors (347335).

5904389 is a wasteful number, since it uses less digits than its factorization.

5904389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347334.

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 5904389 is about 2429.8948536922. The cubic root of 5904389 is about 180.7416825288.

The spelling of 5904389 in words is "five million, nine hundred four thousand, three hundred eighty-nine".