3897711 has 6 divisors (see below), whose sum is σ = 5630040. Its totient is φ = 2598468.

The previous prime is 3897703. The next prime is 3897721. The reversal of 3897711 is 1177983.

It is not a de Polignac number, because 3897711 - 2³ = 3897703 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3897721) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 216531 + ... + 216548.

It is an arithmetic number, because the mean of its divisors is an integer number (938340).

Almost surely, 2^3897711 is an apocalyptic number.

3897711 is a deficient number, since it is larger than the sum of its proper divisors (1732329).

3897711 is a wasteful number, since it uses less digits than its factorization.

3897711 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433085 (or 433082 counting only the distinct ones).

The product of its digits is 10584, while the sum is 36.

The square root of 3897711 is about 1974.2621406490. The cubic root of 3897711 is about 157.3752905472.

It can be divided in two parts, 389 and 7711, that added together give a square (8100 = 90²).

The spelling of 3897711 in words is "three million, eight hundred ninety-seven thousand, seven hundred eleven".