5521389 has 8 divisors (see below), whose sum is σ = 7455360. Its totient is φ = 3634176.

The previous prime is 5521363. The next prime is 5521391. The reversal of 5521389 is 9831255.

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

It is not a de Polignac number, because 5521389 - 2⁷ = 5521261 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5521309) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11412 + ... + 11885.

It is an arithmetic number, because the mean of its divisors is an integer number (931920).

Almost surely, 2^5521389 is an apocalyptic number.

It is an amenable number.

5521389 is a deficient number, since it is larger than the sum of its proper divisors (1933971).

5521389 is a wasteful number, since it uses less digits than its factorization.

5521389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23379.

The product of its digits is 10800, while the sum is 33.

The square root of 5521389 is about 2349.7636051314. The cubic root of 5521389 is about 176.7459408476.

The spelling of 5521389 in words is "five million, five hundred twenty-one thousand, three hundred eighty-nine".