3993268 has 12 divisors (see below), whose sum is σ = 7356160. Its totient is φ = 1891512.

The previous prime is 3993263. The next prime is 3993313. The reversal of 3993268 is 8623993.

It is a self number, because there is not a number n which added to its sum of digits gives 3993268.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3993263) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26196 + ... + 26347.

Almost surely, 2^3993268 is an apocalyptic number.

3993268 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

It is an amenable number.

3993268 is a deficient number, since it is larger than the sum of its proper divisors (3362892).

3993268 is a wasteful number, since it uses less digits than its factorization.

3993268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52566 (or 52564 counting only the distinct ones).

The product of its digits is 69984, while the sum is 40.

The square root of 3993268 is about 1998.3162912812. The cubic root of 3993268 is about 158.6510019922.

It can be divided in two parts, 39932 and 68, that added together give a square (40000 = 200²).

The spelling of 3993268 in words is "three million, nine hundred ninety-three thousand, two hundred sixty-eight".