3897272 has 16 divisors (see below), whose sum is σ = 7338600. Its totient is φ = 1940320.

The previous prime is 3897269. The next prime is 3897331. The reversal of 3897272 is 2727983.

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, 1247 + ... + 3057.

Almost surely, 2^3897272 is an apocalyptic number.

It is an amenable number.

3897272 is a deficient number, since it is larger than the sum of its proper divisors (3441328).

3897272 is a wasteful number, since it uses less digits than its factorization.

3897272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2086 (or 2082 counting only the distinct ones).

The product of its digits is 42336, while the sum is 38.

The square root of 3897272 is about 1974.1509567406. The cubic root of 3897272 is about 157.3693819215.

The spelling of 3897272 in words is "three million, eight hundred ninety-seven thousand, two hundred seventy-two".