3897834199 has 16 divisors (see below), whose sum is σ = 4504854528. Its totient is φ = 3303480672.

The previous prime is 3897834163. The next prime is 3897834251. The reversal of 3897834199 is 9914387983.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3897834199 is a prime.

It is a super-2 number, since 2×3897834199² = 30386222885787943202, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3897834599) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 412522 + ... + 421864.

It is an arithmetic number, because the mean of its divisors is an integer number (281553408).

Almost surely, 2^3897834199 is an apocalyptic number.

3897834199 is a deficient number, since it is larger than the sum of its proper divisors (607020329).

3897834199 is a wasteful number, since it uses less digits than its factorization.

3897834199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10014.

The product of its digits is 11757312, while the sum is 61.

The square root of 3897834199 is about 62432.6372901225. The cubic root of 3897834199 is about 1573.7694863780.

The spelling of 3897834199 in words is "three billion, eight hundred ninety-seven million, eight hundred thirty-four thousand, one hundred ninety-nine".