4099072 has 22 divisors (see below), whose sum is σ = 8196188. Its totient is φ = 2049024.

The previous prime is 4099049. The next prime is 4099087. The reversal of 4099072 is 2709904.

It is a super-2 number, since 2×4099072² = 33604782522368, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 978 + ... + 3025.

It is an arithmetic number, because the mean of its divisors is an integer number (372554).

Almost surely, 2^4099072 is an apocalyptic number.

It is an amenable number.

4099072 is a deficient number, since it is larger than the sum of its proper divisors (4097116).

4099072 is an equidigital number, since it uses as much as digits as its factorization.

4099072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4023 (or 4005 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 4099072 is about 2024.6165068970. The cubic root of 4099072 is about 160.0399900042.

The spelling of 4099072 in words is "four million, ninety-nine thousand, seventy-two".