6331000889 has 4 divisors (see below), whose sum is σ = 6703412724. Its totient is φ = 5958589056.

The previous prime is 6331000867. The next prime is 6331000901. The reversal of 6331000889 is 9880001336.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3800106025 + 2530894864 = 61645^2 + 50308^2 .

It is a cyclic number.

It is not a de Polignac number, because 6331000889 - 2²⁸ = 6062565433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6331009889) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 186205892 + ... + 186205925.

It is an arithmetic number, because the mean of its divisors is an integer number (1675853181).

Almost surely, 2^6331000889 is an apocalyptic number.

It is an amenable number.

6331000889 is a deficient number, since it is larger than the sum of its proper divisors (372411835).

6331000889 is a wasteful number, since it uses less digits than its factorization.

6331000889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372411834.

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 6331000889 is about 79567.5869245763. The cubic root of 6331000889 is about 1849.9392129041.

The spelling of 6331000889 in words is "six billion, three hundred thirty-one million, eight hundred eighty-nine", and thus it is an aban number.