4099924 has 12 divisors (see below), whose sum is σ = 7597044. Its totient is φ = 1929344.

The previous prime is 4099903. The next prime is 4099943. The reversal of 4099924 is 4299904.

4099924 = T₂₃₁ + T₂₃₂ + ... + T₃₃₂.

It can be written as a sum of positive squares in 2 ways, for example, as 2304324 + 1795600 = 1518^2 + 1340^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30079 + ... + 30214.

It is an arithmetic number, because the mean of its divisors is an integer number (633087).

Almost surely, 2^4099924 is an apocalyptic number.

It is an amenable number.

4099924 is a deficient number, since it is larger than the sum of its proper divisors (3497120).

4099924 is a wasteful number, since it uses less digits than its factorization.

4099924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60314 (or 60312 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 37.

The square root of 4099924 is about 2024.8269061824. The cubic root of 4099924 is about 160.0510774426.

The spelling of 4099924 in words is "four million, ninety-nine thousand, nine hundred twenty-four".