3997160 has 16 divisors (see below), whose sum is σ = 8993700. Its totient is φ = 1598848.

The previous prime is 3997141. The next prime is 3997181. The reversal of 3997160 is 617993.

It can be written as a sum of positive squares in 2 ways, for example, as 3247204 + 749956 = 1802^2 + 866^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3997160.

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, 49925 + ... + 50004.

Almost surely, 2^3997160 is an apocalyptic number.

It is an amenable number.

3997160 is an abundant number, since it is smaller than the sum of its proper divisors (4996540).

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

3997160 is a wasteful number, since it uses less digits than its factorization.

3997160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99940 (or 99936 counting only the distinct ones).

The product of its (nonzero) digits is 10206, while the sum is 35.

The square root of 3997160 is about 1999.2898739302. The cubic root of 3997160 is about 158.7025278105.

The spelling of 3997160 in words is "three million, nine hundred ninety-seven thousand, one hundred sixty".