3197999399 has 8 divisors (see below), whose sum is σ = 3676743168. Its totient is φ = 2724727320.

The previous prime is 3197999393. The next prime is 3197999407. The reversal of 3197999399 is 9939997913.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3197999399 - 2²⁴ = 3181222183 is a prime.

It is a super-2 number, since 2×3197999399² = 20454400312008722402, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3197999393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1366667 + ... + 1369004.

It is an arithmetic number, because the mean of its divisors is an integer number (459592896).

Almost surely, 2^3197999399 is an apocalyptic number.

3197999399 is a deficient number, since it is larger than the sum of its proper divisors (478743769).

3197999399 is a wasteful number, since it uses less digits than its factorization.

3197999399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2735845.

The product of its digits is 33480783, while the sum is 68.

The square root of 3197999399 is about 56550.8567485940. The cubic root of 3197999399 is about 1473.3054405574.

The spelling of 3197999399 in words is "three billion, one hundred ninety-seven million, nine hundred ninety-nine thousand, three hundred ninety-nine".