4023199 has 4 divisors (see below), whose sum is σ = 4161960. Its totient is φ = 3884440.

The previous prime is 4023191. The next prime is 4023221. The reversal of 4023199 is 9913204.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4023199 - 2³ = 4023191 is a prime.

It is a super-2 number, since 2×4023199² = 32372260387202, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4023191) 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, 69337 + ... + 69394.

It is an arithmetic number, because the mean of its divisors is an integer number (1040490).

Almost surely, 2^4023199 is an apocalyptic number.

4023199 is a deficient number, since it is larger than the sum of its proper divisors (138761).

4023199 is a wasteful number, since it uses less digits than its factorization.

4023199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138760.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 4023199 is about 2005.7913650228. The cubic root of 4023199 is about 159.0463981254.

The spelling of 4023199 in words is "four million, twenty-three thousand, one hundred ninety-nine".