3898472 has 16 divisors (see below), whose sum is σ = 7365060. Its totient is φ = 1934464.

The previous prime is 3898463. The next prime is 3898483. The reversal of 3898472 is 2748983.

It can be written as a sum of positive squares in 2 ways, for example, as 3786916 + 111556 = 1946^2 + 334^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 683 + ... + 2874.

Almost surely, 2^3898472 is an apocalyptic number.

It is an amenable number.

3898472 is a deficient number, since it is larger than the sum of its proper divisors (3466588).

3898472 is a wasteful number, since it uses less digits than its factorization.

3898472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3700 (or 3696 counting only the distinct ones).

The product of its digits is 96768, while the sum is 41.

The square root of 3898472 is about 1974.4548614744. The cubic root of 3898472 is about 157.3855320114.

The spelling of 3898472 in words is "three million, eight hundred ninety-eight thousand, four hundred seventy-two".