4990899 has 8 divisors (see below), whose sum is σ = 6677440. Its totient is φ = 3315816.

The previous prime is 4990891. The next prime is 4990919. The reversal of 4990899 is 9980994.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4990899 - 2³ = 4990891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4990891) 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, 1789 + ... + 3630.

It is an arithmetic number, because the mean of its divisors is an integer number (834680).

Almost surely, 2^4990899 is an apocalyptic number.

4990899 is a deficient number, since it is larger than the sum of its proper divisors (1686541).

4990899 is a wasteful number, since it uses less digits than its factorization.

4990899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5729.

The product of its (nonzero) digits is 209952, while the sum is 48.

The square root of 4990899 is about 2234.0320051423. The cubic root of 4990899 is about 170.8937817148.

The spelling of 4990899 in words is "four million, nine hundred ninety thousand, eight hundred ninety-nine".