5105990 has 16 divisors (see below), whose sum is σ = 9260352. Its totient is φ = 2026944.

The previous prime is 5105981. The next prime is 5105993. The reversal of 5105990 is 995015.

It is a super-2 number, since 2×5105990² = 52142267760200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5105993) 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, 494 + ... + 3233.

It is an arithmetic number, because the mean of its divisors is an integer number (578772).

Almost surely, 2^5105990 is an apocalyptic number.

5105990 is a deficient number, since it is larger than the sum of its proper divisors (4154362).

5105990 is a wasteful number, since it uses less digits than its factorization.

5105990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3871.

The product of its (nonzero) digits is 2025, while the sum is 29.

The square root of 5105990 is about 2259.6437772357. The cubic root of 5105990 is about 172.1974251884.

Adding to 5105990 its product of nonzero digits (2025), we get a palindrome (5108015).

The spelling of 5105990 in words is "five million, one hundred five thousand, nine hundred ninety".