3897832 has 32 divisors (see below), whose sum is σ = 7727400. Its totient is φ = 1840384.

The previous prime is 3897827. The next prime is 3897841. The reversal of 3897832 is 2387983.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2869636 + 1028196 = 1694^2 + 1014^2 .

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, 12138 + ... + 12454.

Almost surely, 2^3897832 is an apocalyptic number.

It is an amenable number.

3897832 is a deficient number, since it is larger than the sum of its proper divisors (3829568).

3897832 is a wasteful number, since it uses less digits than its factorization.

3897832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405 (or 401 counting only the distinct ones).

The product of its digits is 72576, while the sum is 40.

The square root of 3897832 is about 1974.2927847713. The cubic root of 3897832 is about 157.3769190426.

The spelling of 3897832 in words is "three million, eight hundred ninety-seven thousand, eight hundred thirty-two".