3970895 has 4 divisors (see below), whose sum is σ = 4765080. Its totient is φ = 3176712.

The previous prime is 3970859. The next prime is 3970903. The reversal of 3970895 is 5980793.

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 3970895 - 2⁶ = 3970831 is a prime.

It is a congruent number.

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, 397085 + ... + 397094.

It is an arithmetic number, because the mean of its divisors is an integer number (1191270).

Almost surely, 2^3970895 is an apocalyptic number.

3970895 is a deficient number, since it is larger than the sum of its proper divisors (794185).

3970895 is an equidigital number, since it uses as much as digits as its factorization.

3970895 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 794184.

The product of its (nonzero) digits is 68040, while the sum is 41.

The square root of 3970895 is about 1992.7104656723. The cubic root of 3970895 is about 158.3541566949.

The spelling of 3970895 in words is "three million, nine hundred seventy thousand, eight hundred ninety-five".