6899939282 has 8 divisors (see below), whose sum is σ = 10602345852. Its totient is φ = 3365824000.

The previous prime is 6899939273. The next prime is 6899939287. The reversal of 6899939282 is 2829399986.

It can be written as a sum of positive squares in 2 ways, for example, as 6391842601 + 508096681 = 79949^2 + 22541^2 .

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

It is not an unprimeable number, because it can be changed into a prime (6899939287) 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, 42072719 + ... + 42072882.

Almost surely, 2^6899939282 is an apocalyptic number.

6899939282 is a deficient number, since it is larger than the sum of its proper divisors (3702406570).

6899939282 is a wasteful number, since it uses less digits than its factorization.

6899939282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84145644.

The product of its digits is 30233088, while the sum is 65.

The square root of 6899939282 is about 83065.8731489653. The cubic root of 6899939282 is about 1903.7726777146.

The spelling of 6899939282 in words is "six billion, eight hundred ninety-nine million, nine hundred thirty-nine thousand, two hundred eighty-two".