4089998 has 32 divisors (see below), whose sum is σ = 7153920. Its totient is φ = 1735360.

The previous prime is 4089973. The next prime is 4090001. The reversal of 4089998 is 8999804.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29786 + ... + 29922.

It is an arithmetic number, because the mean of its divisors is an integer number (223560).

Almost surely, 2^4089998 is an apocalyptic number.

4089998 is a deficient number, since it is larger than the sum of its proper divisors (3063922).

4089998 is a wasteful number, since it uses less digits than its factorization.

4089998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232.

The product of its (nonzero) digits is 186624, while the sum is 47.

The square root of 4089998 is about 2022.3743471474. The cubic root of 4089998 is about 159.9218107548.

The spelling of 4089998 in words is "four million, eighty-nine thousand, nine hundred ninety-eight".