4099908 has 12 divisors (see below), whose sum is σ = 9566480. Its totient is φ = 1366632.

The previous prime is 4099903. The next prime is 4099943. The reversal of 4099908 is 8099904.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (4099903) 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, 170818 + ... + 170841.

Almost surely, 2^4099908 is an apocalyptic number.

It is an amenable number.

4099908 is an abundant number, since it is smaller than the sum of its proper divisors (5466572).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4099908 is a wasteful number, since it uses less digits than its factorization.

4099908 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341666 (or 341664 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 39.

The square root of 4099908 is about 2024.8229552235. The cubic root of 4099908 is about 160.0508692420.

The spelling of 4099908 in words is "four million, ninety-nine thousand, nine hundred eight".