3897444 has 24 divisors (see below), whose sum is σ = 9388288. Its totient is φ = 1257120.

The previous prime is 3897409. The next prime is 3897449. The reversal of 3897444 is 4447983.

It is not an unprimeable number, because it can be changed into a prime (3897449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4867 + ... + 5610.

Almost surely, 2^3897444 is an apocalyptic number.

It is an amenable number.

3897444 is an abundant number, since it is smaller than the sum of its proper divisors (5490844).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3897444 is a wasteful number, since it uses less digits than its factorization.

3897444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10515 (or 10513 counting only the distinct ones).

The product of its digits is 96768, while the sum is 39.

The square root of 3897444 is about 1974.1945192913. The cubic root of 3897444 is about 157.3716969712.

The spelling of 3897444 in words is "three million, eight hundred ninety-seven thousand, four hundred forty-four".