3988396 has 6 divisors (see below), whose sum is σ = 6979700. Its totient is φ = 1994196.

The previous prime is 3988381. The next prime is 3988403. The reversal of 3988396 is 6938893.

It is a super-3 number, since 3×3988396³ (a number of 21 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 498546 + ... + 498553.

Almost surely, 2^3988396 is an apocalyptic number.

It is an amenable number.

3988396 is a deficient number, since it is larger than the sum of its proper divisors (2991304).

3988396 is a wasteful number, since it uses less digits than its factorization.

3988396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 997103 (or 997101 counting only the distinct ones).

The product of its digits is 279936, while the sum is 46.

The square root of 3988396 is about 1997.0968929924. The cubic root of 3988396 is about 158.5864548393.

The spelling of 3988396 in words is "three million, nine hundred eighty-eight thousand, three hundred ninety-six".