3993316 has 6 divisors (see below), whose sum is σ = 6988310. Its totient is φ = 1996656.

The previous prime is 3993313. The next prime is 3993323. The reversal of 3993316 is 6133993.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 3686400 + 306916 = 1920^2 + 554^2 .

It is not an unprimeable number, because it can be changed into a prime (3993313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499161 + ... + 499168.

Almost surely, 2^3993316 is an apocalyptic number.

It is an amenable number.

3993316 is a deficient number, since it is larger than the sum of its proper divisors (2994994).

3993316 is a wasteful number, since it uses less digits than its factorization.

3993316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 998333 (or 998331 counting only the distinct ones).

The product of its digits is 13122, while the sum is 34.

The square root of 3993316 is about 1998.3283013559. The cubic root of 3993316 is about 158.6516376635.

The spelling of 3993316 in words is "three million, nine hundred ninety-three thousand, three hundred sixteen".