4039980 has 48 divisors (see below), whose sum is σ = 12929280. Its totient is φ = 923328.

The previous prime is 4039967. The next prime is 4039991. The reversal of 4039980 is 899304.

4039980 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4390 + ... + 5229.

It is an arithmetic number, because the mean of its divisors is an integer number (269360).

Almost surely, 2^4039980 is an apocalyptic number.

It is an amenable number.

4039980 is an abundant number, since it is smaller than the sum of its proper divisors (8889300).

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

4039980 is a wasteful number, since it uses less digits than its factorization.

4039980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9638 (or 9636 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 33.

The square root of 4039980 is about 2009.9701490321. The cubic root of 4039980 is about 159.2672220177.

The spelling of 4039980 in words is "four million, thirty-nine thousand, nine hundred eighty".