3972670 has 16 divisors (see below), whose sum is σ = 7701120. Its totient is φ = 1466784.

The previous prime is 3972649. The next prime is 3972671. The reversal of 3972670 is 762793.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3972671) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15150 + ... + 15409.

It is an arithmetic number, because the mean of its divisors is an integer number (481320).

Almost surely, 2^3972670 is an apocalyptic number.

3972670 is a deficient number, since it is larger than the sum of its proper divisors (3728450).

3972670 is a wasteful number, since it uses less digits than its factorization.

3972670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30579.

The product of its (nonzero) digits is 15876, while the sum is 34.

The square root of 3972670 is about 1993.1557891946. The cubic root of 3972670 is about 158.3777480816.

The spelling of 3972670 in words is "three million, nine hundred seventy-two thousand, six hundred seventy".