3970668 has 24 divisors (see below), whose sum is σ = 9977968. Its totient is φ = 1221696.

The previous prime is 3970657. The next prime is 3970679. The reversal of 3970668 is 8660793.

It is an interprime number because it is at equal distance from previous prime (3970657) and next prime (3970679).

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12571 + ... + 12882.

Almost surely, 2^3970668 is an apocalyptic number.

It is an amenable number.

3970668 is an abundant number, since it is smaller than the sum of its proper divisors (6007300).

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

3970668 is a wasteful number, since it uses less digits than its factorization.

3970668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25473 (or 25471 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 39.

The square root of 3970668 is about 1992.6535072611. The cubic root of 3970668 is about 158.3511391486.

It can be divided in two parts, 39 and 70668, that added together give a palindrome (70707).

The spelling of 3970668 in words is "three million, nine hundred seventy thousand, six hundred sixty-eight".