3970618 has 8 divisors (see below), whose sum is σ = 6117012. Its totient is φ = 1931616.

The previous prime is 3970591. The next prime is 3970633. The reversal of 3970618 is 8160793.

It can be written as a sum of positive squares in 2 ways, for example, as 3470769 + 499849 = 1863^2 + 707^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 26755 + ... + 26902.

Almost surely, 2^3970618 is an apocalyptic number.

3970618 is a deficient number, since it is larger than the sum of its proper divisors (2146394).

3970618 is a wasteful number, since it uses less digits than its factorization.

3970618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53696.

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 3970618 is about 1992.6409611368. The cubic root of 3970618 is about 158.3504744754.

The spelling of 3970618 in words is "three million, nine hundred seventy thousand, six hundred eighteen".