5090999 has 4 divisors (see below), whose sum is σ = 5174520. Its totient is φ = 5007480.

The previous prime is 5090977. The next prime is 5091001. The reversal of 5090999 is 9990905.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9990905 = 5 ⋅1998181.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5090999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5090699) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41669 + ... + 41790.

It is an arithmetic number, because the mean of its divisors is an integer number (1293630).

Almost surely, 2^5090999 is an apocalyptic number.

5090999 is a deficient number, since it is larger than the sum of its proper divisors (83521).

5090999 is an equidigital number, since it uses as much as digits as its factorization.

5090999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83520.

The product of its (nonzero) digits is 32805, while the sum is 41.

The square root of 5090999 is about 2256.3242231559. The cubic root of 5090999 is about 172.0287382123.

The spelling of 5090999 in words is "five million, ninety thousand, nine hundred ninety-nine".