4099628 has 12 divisors (see below), whose sum is σ = 7726320. Its totient is φ = 1892112.

The previous prime is 4099621. The next prime is 4099661. The reversal of 4099628 is 8269904.

It is a junction number, because it is equal to n+sod(n) for n = 4099591 and 4099600.

It is not an unprimeable number, because it can be changed into a prime (4099621) 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, 39368 + ... + 39471.

It is an arithmetic number, because the mean of its divisors is an integer number (643860).

Almost surely, 2^4099628 is an apocalyptic number.

It is an amenable number.

4099628 is a deficient number, since it is larger than the sum of its proper divisors (3626692).

4099628 is a wasteful number, since it uses less digits than its factorization.

4099628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78856 (or 78854 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 4099628 is about 2024.7538121954. The cubic root of 4099628 is about 160.0472256428.

The spelling of 4099628 in words is "four million, ninety-nine thousand, six hundred twenty-eight".