399199332 has 48 divisors (see below), whose sum is σ = 1079130752. Its totient is φ = 112492800.

The previous prime is 399199331. The next prime is 399199349. The reversal of 399199332 is 233991993.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (399199331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26419 + ... + 38682.

Almost surely, 2^399199332 is an apocalyptic number.

It is an amenable number.

399199332 is an abundant number, since it is smaller than the sum of its proper divisors (679931420).

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

399199332 is a wasteful number, since it uses less digits than its factorization.

399199332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65188 (or 65186 counting only the distinct ones).

The product of its digits is 354294, while the sum is 48.

The square root of 399199332 is about 19979.9732732554. The cubic root of 399199332 is about 736.3143569909.

The spelling of 399199332 in words is "three hundred ninety-nine million, one hundred ninety-nine thousand, three hundred thirty-two".