4013980 has 12 divisors (see below), whose sum is σ = 8429400. Its totient is φ = 1605584.

The previous prime is 4013953. The next prime is 4013981. The reversal of 4013980 is 893104.

It is a super-2 number, since 2×4013980² = 32224070880800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4013981) 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, 100330 + ... + 100369.

It is an arithmetic number, because the mean of its divisors is an integer number (702450).

Almost surely, 2^4013980 is an apocalyptic number.

It is an amenable number.

4013980 is an abundant number, since it is smaller than the sum of its proper divisors (4415420).

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

4013980 is a wasteful number, since it uses less digits than its factorization.

4013980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200708 (or 200706 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 4013980 is about 2003.4919515686. The cubic root of 4013980 is about 158.9248223907.

The spelling of 4013980 in words is "four million, thirteen thousand, nine hundred eighty".