5503989 has 4 divisors (see below), whose sum is σ = 7338656. Its totient is φ = 3669324.

The previous prime is 5503987. The next prime is 5503999. The reversal of 5503989 is 9893055.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 5503989 - 2¹ = 5503987 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5503987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 917329 + ... + 917334.

It is an arithmetic number, because the mean of its divisors is an integer number (1834664).

Almost surely, 2^5503989 is an apocalyptic number.

It is an amenable number.

5503989 is a deficient number, since it is larger than the sum of its proper divisors (1834667).

5503989 is a wasteful number, since it uses less digits than its factorization.

5503989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1834666.

The product of its (nonzero) digits is 48600, while the sum is 39.

The square root of 5503989 is about 2346.0581834217. The cubic root of 5503989 is about 176.5600808763.

The spelling of 5503989 in words is "five million, five hundred three thousand, nine hundred eighty-nine".