4099963 has 8 divisors (see below), whose sum is σ = 4739040. Its totient is φ = 3474240.

The previous prime is 4099961. The next prime is 4099981. The reversal of 4099963 is 3699904.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4099963 - 2¹ = 4099961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4099961) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2668 + ... + 3913.

It is an arithmetic number, because the mean of its divisors is an integer number (592380).

Almost surely, 2^4099963 is an apocalyptic number.

4099963 is a deficient number, since it is larger than the sum of its proper divisors (639077).

4099963 is an equidigital number, since it uses as much as digits as its factorization.

4099963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6677.

The product of its (nonzero) digits is 52488, while the sum is 40.

The square root of 4099963 is about 2024.8365366123. The cubic root of 4099963 is about 160.0515849294.

The spelling of 4099963 in words is "four million, ninety-nine thousand, nine hundred sixty-three".