5404389 has 8 divisors (see below), whose sum is σ = 7359360. Its totient is φ = 3526176.

The previous prime is 5404381. The next prime is 5404393. The reversal of 5404389 is 9834045.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5404389 - 2³ = 5404381 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5404381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19024 + ... + 19305.

It is an arithmetic number, because the mean of its divisors is an integer number (919920).

Almost surely, 2^5404389 is an apocalyptic number.

It is an amenable number.

5404389 is a deficient number, since it is larger than the sum of its proper divisors (1954971).

5404389 is a wasteful number, since it uses less digits than its factorization.

5404389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38379.

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 5404389 is about 2324.7341783524. The cubic root of 5404389 is about 175.4885829538.

The spelling of 5404389 in words is "five million, four hundred four thousand, three hundred eighty-nine".