3970506 has 32 divisors (see below), whose sum is σ = 8654400. Its totient is φ = 1209600.

The previous prime is 3970493. The next prime is 3970529. The reversal of 3970506 is 6050793.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2706 + ... + 3906.

It is an arithmetic number, because the mean of its divisors is an integer number (270450).

Almost surely, 2^3970506 is an apocalyptic number.

3970506 is an abundant number, since it is smaller than the sum of its proper divisors (4683894).

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

3970506 is a wasteful number, since it uses less digits than its factorization.

3970506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1254.

The product of its (nonzero) digits is 5670, while the sum is 30.

The square root of 3970506 is about 1992.6128575315. The cubic root of 3970506 is about 158.3489855871.

The spelling of 3970506 in words is "three million, nine hundred seventy thousand, five hundred six".