3970199 has 2 divisors, whose sum is σ = 3970200. Its totient is φ = 3970198.

The previous prime is 3970189. The next prime is 3970223. The reversal of 3970199 is 9910793.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3970199 - 2⁸ = 3969943 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3970159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1985099 + 1985100.

It is an arithmetic number, because the mean of its divisors is an integer number (1985100).

Almost surely, 2^3970199 is an apocalyptic number.

3970199 is a deficient number, since it is larger than the sum of its proper divisors (1).

3970199 is an equidigital number, since it uses as much as digits as its factorization.

3970199 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15309, while the sum is 38.

The square root of 3970199 is about 1992.5358215099. The cubic root of 3970199 is about 158.3449042944.

The spelling of 3970199 in words is "three million, nine hundred seventy thousand, one hundred ninety-nine".