4023984 has 20 divisors (see below), whose sum is σ = 10395416. Its totient is φ = 1341312.

The previous prime is 4023973. The next prime is 4023997. The reversal of 4023984 is 4893204.

It is a happy number.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41869 + ... + 41964.

Almost surely, 2^4023984 is an apocalyptic number.

It is an amenable number.

4023984 is an abundant number, since it is smaller than the sum of its proper divisors (6371432).

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

4023984 is a wasteful number, since it uses less digits than its factorization.

4023984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83844 (or 83838 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 4023984 is about 2005.9870388415. The cubic root of 4023984 is about 159.0567417435.

The spelling of 4023984 in words is "four million, twenty-three thousand, nine hundred eighty-four".