6859484774 has 4 divisors (see below), whose sum is σ = 10289227164. Its totient is φ = 3429742386.

The previous prime is 6859484767. The next prime is 6859484843. The reversal of 6859484774 is 4774849586.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1714871192 + ... + 1714871195.

It is an arithmetic number, because the mean of its divisors is an integer number (2572306791).

Almost surely, 2^6859484774 is an apocalyptic number.

6859484774 is a deficient number, since it is larger than the sum of its proper divisors (3429742390).

6859484774 is a wasteful number, since it uses less digits than its factorization.

6859484774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3429742389.

The product of its digits is 54190080, while the sum is 62.

The square root of 6859484774 is about 82822.0065803769. The cubic root of 6859484774 is about 1900.0447610877.

The spelling of 6859484774 in words is "six billion, eight hundred fifty-nine million, four hundred eighty-four thousand, seven hundred seventy-four".