3897177 has 4 divisors (see below), whose sum is σ = 5196240. Its totient is φ = 2598116.

The previous prime is 3897161. The next prime is 3897181. The reversal of 3897177 is 7717983.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3897177 - 2⁴ = 3897161 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (3897877) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 649527 + ... + 649532.

It is an arithmetic number, because the mean of its divisors is an integer number (1299060).

Almost surely, 2^3897177 is an apocalyptic number.

It is an amenable number.

3897177 is a deficient number, since it is larger than the sum of its proper divisors (1299063).

3897177 is a wasteful number, since it uses less digits than its factorization.

3897177 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1299062.

The product of its digits is 74088, while the sum is 42.

The square root of 3897177 is about 1974.1268956174. The cubic root of 3897177 is about 157.3681032311.

The spelling of 3897177 in words is "three million, eight hundred ninety-seven thousand, one hundred seventy-seven".