4099722 has 24 divisors (see below), whose sum is σ = 9014208. Its totient is φ = 1242120.

The previous prime is 4099721. The next prime is 4099723. The reversal of 4099722 is 2279904.

It is an interprime number because it is at equal distance from previous prime (4099721) and next prime (4099723).

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (4099721) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2098 + ... + 3549.

It is an arithmetic number, because the mean of its divisors is an integer number (375592).

Almost surely, 2^4099722 is an apocalyptic number.

4099722 is an abundant number, since it is smaller than the sum of its proper divisors (4914486).

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

4099722 is a wasteful number, since it uses less digits than its factorization.

4099722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5674 (or 5663 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 4099722 is about 2024.7770247610. Note that the first 3 decimals coincide. The cubic root of 4099722 is about 160.0484488696.

The spelling of 4099722 in words is "four million, ninety-nine thousand, seven hundred twenty-two".