3980972 has 6 divisors (see below), whose sum is σ = 6966708. Its totient is φ = 1990484.

The previous prime is 3980971. The next prime is 3980987. The reversal of 3980972 is 2790893.

It is not an unprimeable number, because it can be changed into a prime (3980971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 497618 + ... + 497625.

It is an arithmetic number, because the mean of its divisors is an integer number (1161118).

Almost surely, 2^3980972 is an apocalyptic number.

It is an amenable number.

3980972 is a deficient number, since it is larger than the sum of its proper divisors (2985736).

3980972 is a wasteful number, since it uses less digits than its factorization.

3980972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 995247 (or 995245 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 38.

The square root of 3980972 is about 1995.2373292418. The cubic root of 3980972 is about 158.4879961188.

The spelling of 3980972 in words is "three million, nine hundred eighty thousand, nine hundred seventy-two".