4990509 has 12 divisors (see below), whose sum is σ = 7300800. Its totient is φ = 3284424.

The previous prime is 4990501. The next prime is 4990529. The reversal of 4990509 is 9050994.

It is not a de Polignac number, because 4990509 - 2³ = 4990501 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4990501) 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, 2799 + ... + 4220.

It is an arithmetic number, because the mean of its divisors is an integer number (608400).

Almost surely, 2^4990509 is an apocalyptic number.

It is an amenable number.

4990509 is a deficient number, since it is larger than the sum of its proper divisors (2310291).

4990509 is a wasteful number, since it uses less digits than its factorization.

4990509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7104 (or 7101 counting only the distinct ones).

The product of its (nonzero) digits is 14580, while the sum is 36.

The square root of 4990509 is about 2233.9447173106. The cubic root of 4990509 is about 170.8893302582.

The spelling of 4990509 in words is "four million, nine hundred ninety thousand, five hundred nine".