3971470 has 16 divisors (see below), whose sum is σ = 7177248. Its totient is φ = 1582240.

The previous prime is 3971459. The next prime is 3971477. The reversal of 3971470 is 741793.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3971477) 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, 2472 + ... + 3748.

It is an arithmetic number, because the mean of its divisors is an integer number (448578).

Almost surely, 2^3971470 is an apocalyptic number.

3971470 is a deficient number, since it is larger than the sum of its proper divisors (3205778).

3971470 is a wasteful number, since it uses less digits than its factorization.

3971470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1595.

The product of its (nonzero) digits is 5292, while the sum is 31.

The square root of 3971470 is about 1992.8547363017. The cubic root of 3971470 is about 158.3617997448.

The spelling of 3971470 in words is "three million, nine hundred seventy-one thousand, four hundred seventy".