3895397 has 16 divisors (see below), whose sum is σ = 4629312. Its totient is φ = 3237120.

The previous prime is 3895391. The next prime is 3895403. The reversal of 3895397 is 7935983.

It is an interprime number because it is at equal distance from previous prime (3895391) and next prime (3895403).

It is a cyclic number.

It is not a de Polignac number, because 3895397 - 2²⁰ = 2846821 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3895391) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6638 + ... + 7200.

It is an arithmetic number, because the mean of its divisors is an integer number (289332).

Almost surely, 2^3895397 is an apocalyptic number.

3895397 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

It is an amenable number.

3895397 is a deficient number, since it is larger than the sum of its proper divisors (733915).

3895397 is a wasteful number, since it uses less digits than its factorization.

3895397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 628.

The product of its digits is 204120, while the sum is 44.

The square root of 3895397 is about 1973.6760119128. The cubic root of 3895397 is about 157.3441407679.

The spelling of 3895397 in words is "three million, eight hundred ninety-five thousand, three hundred ninety-seven".