4998999 has 8 divisors (see below), whose sum is σ = 6675712. Its totient is φ = 3327480.

The previous prime is 4998997. The next prime is 4999021. The reversal of 4998999 is 9998994.

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

It is not a de Polignac number, because 4998999 - 2¹ = 4998997 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 (4998997) 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, 2802 + ... + 4224.

It is an arithmetic number, because the mean of its divisors is an integer number (834464).

Almost surely, 2^4998999 is an apocalyptic number.

4998999 is a deficient number, since it is larger than the sum of its proper divisors (1676713).

4998999 is a wasteful number, since it uses less digits than its factorization.

4998999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2597.

The product of its digits is 1889568, while the sum is 57.

The square root of 4998999 is about 2235.8441358914. The cubic root of 4998999 is about 170.9861826666.

The spelling of 4998999 in words is "four million, nine hundred ninety-eight thousand, nine hundred ninety-nine".