3970167 has 4 divisors (see below), whose sum is σ = 5293560. Its totient is φ = 2646776.

The previous prime is 3970159. The next prime is 3970189. The reversal of 3970167 is 7610793.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3970167 - 2³ = 3970159 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3970157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 661692 + ... + 661697.

It is an arithmetic number, because the mean of its divisors is an integer number (1323390).

Almost surely, 2^3970167 is an apocalyptic number.

3970167 is a deficient number, since it is larger than the sum of its proper divisors (1323393).

3970167 is a wasteful number, since it uses less digits than its factorization.

3970167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1323392.

The product of its (nonzero) digits is 7938, while the sum is 33.

The square root of 3970167 is about 1992.5277915251. The cubic root of 3970167 is about 158.3444788707.

The spelling of 3970167 in words is "three million, nine hundred seventy thousand, one hundred sixty-seven".