3199668 has 24 divisors (see below), whose sum is σ = 7791168. Its totient is φ = 1020096.

The previous prime is 3199661. The next prime is 3199709. The reversal of 3199668 is 8669913.

3199668 is nontrivially palindromic in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3199661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5521 + ... + 6072.

It is an arithmetic number, because the mean of its divisors is an integer number (324632).

Almost surely, 2^3199668 is an apocalyptic number.

It is an amenable number.

3199668 is an abundant number, since it is smaller than the sum of its proper divisors (4591500).

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

3199668 is a wasteful number, since it uses less digits than its factorization.

3199668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11623 (or 11621 counting only the distinct ones).

The product of its digits is 69984, while the sum is 42.

The square root of 3199668 is about 1788.7615827717. The cubic root of 3199668 is about 147.3561635258.

It can be divided in two parts, 31 and 99668, that added together give a palindrome (99699).

The spelling of 3199668 in words is "three million, one hundred ninety-nine thousand, six hundred sixty-eight".