3999268 has 24 divisors (see below), whose sum is σ = 8614592. Its totient is φ = 1581984.

The previous prime is 3999251. The next prime is 3999283. The reversal of 3999268 is 8629993.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5130 + ... + 5857.

Almost surely, 2^3999268 is an apocalyptic number.

It is an amenable number.

3999268 is an abundant number, since it is smaller than the sum of its proper divisors (4615324).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3999268 is a wasteful number, since it uses less digits than its factorization.

3999268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11011 (or 11009 counting only the distinct ones).

The product of its digits is 209952, while the sum is 46.

The square root of 3999268 is about 1999.8169916270. The cubic root of 3999268 is about 158.7304214597.

The spelling of 3999268 in words is "three million, nine hundred ninety-nine thousand, two hundred sixty-eight".