4032399 has 16 divisors (see below), whose sum is σ = 6262272. Its totient is φ = 2260128.

The previous prime is 4032361. The next prime is 4032401. The reversal of 4032399 is 9932304.

It is not a de Polignac number, because 4032399 - 2⁹ = 4031887 is a prime.

4032399 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4032299) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 699 + ... + 2924.

It is an arithmetic number, because the mean of its divisors is an integer number (391392).

Almost surely, 2^4032399 is an apocalyptic number.

4032399 is a deficient number, since it is larger than the sum of its proper divisors (2229873).

4032399 is a wasteful number, since it uses less digits than its factorization.

4032399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3686.

The product of its (nonzero) digits is 5832, while the sum is 30.

The square root of 4032399 is about 2008.0834146021. The cubic root of 4032399 is about 159.1675382876.

The spelling of 4032399 in words is "four million, thirty-two thousand, three hundred ninety-nine".