5519889 has 12 divisors (see below), whose sum is σ = 8248500. Its totient is φ = 3552864.

The previous prime is 5519887. The next prime is 5519893. The reversal of 5519889 is 9889155.

5519889 is a `hidden beast` number, since 551 + 98 + 8 + 9 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1587600 + 3932289 = 1260^2 + 1983^2 .

It is not a de Polignac number, because 5519889 - 2¹ = 5519887 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5519881) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10314 + ... + 10835.

It is an arithmetic number, because the mean of its divisors is an integer number (687375).

Almost surely, 2^5519889 is an apocalyptic number.

It is an amenable number.

5519889 is a deficient number, since it is larger than the sum of its proper divisors (2728611).

5519889 is a wasteful number, since it uses less digits than its factorization.

5519889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21184 (or 21181 counting only the distinct ones).

The product of its digits is 129600, while the sum is 45.

The square root of 5519889 is about 2349.4444024067. Note that the first 4 decimals coincide. The cubic root of 5519889 is about 176.7299338294.

It can be divided in two parts, 551 and 9889, that added together give a triangular number (10440 = T₁₄₄).

The spelling of 5519889 in words is "five million, five hundred nineteen thousand, eight hundred eighty-nine".