5039990 has 32 divisors (see below), whose sum is σ = 10031040. Its totient is φ = 1813504.

The previous prime is 5039977. The next prime is 5039999. The reversal of 5039990 is 999305.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5039990.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5039999) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3266 + ... + 4554.

It is an arithmetic number, because the mean of its divisors is an integer number (313470).

Almost surely, 2^5039990 is an apocalyptic number.

5039990 is a deficient number, since it is larger than the sum of its proper divisors (4991050).

5039990 is a wasteful number, since it uses less digits than its factorization.

5039990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1336.

The product of its (nonzero) digits is 10935, while the sum is 35.

The square root of 5039990 is about 2244.9922048862. The cubic root of 5039990 is about 171.4522642518.

Adding to 5039990 its sum of digits (35), we get a square (5040025 = 2245²).

The spelling of 5039990 in words is "five million, thirty-nine thousand, nine hundred ninety".