3897695 has 8 divisors (see below), whose sum is σ = 4880736. Its totient is φ = 2982496.

The previous prime is 3897683. The next prime is 3897703. The reversal of 3897695 is 5967983.

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

It is a cyclic number.

It is not a de Polignac number, because 3897695 - 2⁶ = 3897631 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16832 + ... + 17061.

It is an arithmetic number, because the mean of its divisors is an integer number (610092).

Almost surely, 2^3897695 is an apocalyptic number.

3897695 is a deficient number, since it is larger than the sum of its proper divisors (983041).

3897695 is a wasteful number, since it uses less digits than its factorization.

3897695 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33921.

The product of its digits is 408240, while the sum is 47.

The square root of 3897695 is about 1974.2580884981. The cubic root of 3897695 is about 157.3750752064.

The spelling of 3897695 in words is "three million, eight hundred ninety-seven thousand, six hundred ninety-five".