3897244 has 24 divisors (see below), whose sum is σ = 7408800. Its totient is φ = 1783104.

The previous prime is 3897241. The next prime is 3897259. The reversal of 3897244 is 4427983.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3897241) 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, 7497 + ... + 7999.

It is an arithmetic number, because the mean of its divisors is an integer number (308700).

Almost surely, 2^3897244 is an apocalyptic number.

It is an amenable number.

3897244 is a deficient number, since it is larger than the sum of its proper divisors (3511556).

3897244 is a wasteful number, since it uses less digits than its factorization.

3897244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 669 (or 667 counting only the distinct ones).

The product of its digits is 48384, while the sum is 37.

The square root of 3897244 is about 1974.1438650716. The cubic root of 3897244 is about 157.3690050464.

The spelling of 3897244 in words is "three million, eight hundred ninety-seven thousand, two hundred forty-four".