368891368 has 16 divisors (see below), whose sum is σ = 715522500. Its totient is φ = 178085376.

The previous prime is 368891359. The next prime is 368891377. The reversal of 368891368 is 863198863.

It is an interprime number because it is at equal distance from previous prime (368891359) and next prime (368891377).

It can be written as a sum of positive squares in 2 ways, for example, as 331167204 + 37724164 = 18198^2 + 6142^2 .

It is a super-2 number, since 2×368891368² = 272161682769822848, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 794793 + ... + 795256.

Almost surely, 2^368891368 is an apocalyptic number.

It is an amenable number.

368891368 is a deficient number, since it is larger than the sum of its proper divisors (346631132).

368891368 is a wasteful number, since it uses less digits than its factorization.

368891368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1590084 (or 1590080 counting only the distinct ones).

The product of its digits is 1492992, while the sum is 52.

The square root of 368891368 is about 19206.5449261443. The cubic root of 368891368 is about 717.1876972101.

The spelling of 368891368 in words is "three hundred sixty-eight million, eight hundred ninety-one thousand, three hundred sixty-eight".