3768971393 has 4 divisors (see below), whose sum is σ = 4111605168. Its totient is φ = 3426337620.

The previous prime is 3768971387. The next prime is 3768971411. The reversal of 3768971393 is 3931798673.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3768971393 - 2⁶ = 3768971329 is a prime.

It is a super-2 number, since 2×3768971393² = 28410290722504720898, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3768971333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 171316871 + ... + 171316892.

It is an arithmetic number, because the mean of its divisors is an integer number (1027901292).

Almost surely, 2^3768971393 is an apocalyptic number.

It is an amenable number.

3768971393 is a deficient number, since it is larger than the sum of its proper divisors (342633775).

3768971393 is a wasteful number, since it uses less digits than its factorization.

3768971393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342633774.

The product of its digits is 5143824, while the sum is 56.

The square root of 3768971393 is about 61391.9489265490. The cubic root of 3768971393 is about 1556.2317818591.

The spelling of 3768971393 in words is "three billion, seven hundred sixty-eight million, nine hundred seventy-one thousand, three hundred ninety-three".