4023998 has 16 divisors (see below), whose sum is σ = 6616944. Its totient is φ = 1820160.

The previous prime is 4023997. The next prime is 4024001. The reversal of 4023998 is 8993204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4023997) 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, 6686 + ... + 7262.

It is an arithmetic number, because the mean of its divisors is an integer number (413559).

Almost surely, 2^4023998 is an apocalyptic number.

4023998 is a deficient number, since it is larger than the sum of its proper divisors (2592946).

4023998 is a wasteful number, since it uses less digits than its factorization.

4023998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 907.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 4023998 is about 2005.9905283924. The cubic root of 4023998 is about 159.0569262035.

The spelling of 4023998 in words is "four million, twenty-three thousand, nine hundred ninety-eight".