6771242238 has 32 divisors (see below), whose sum is σ = 13598534400. Its totient is φ = 2247759936.

The previous prime is 6771242189. The next prime is 6771242243. The reversal of 6771242238 is 8322421776.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 6771242238.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1628370 + ... + 1632522.

It is an arithmetic number, because the mean of its divisors is an integer number (424954200).

Almost surely, 2^6771242238 is an apocalyptic number.

6771242238 is an abundant number, since it is smaller than the sum of its proper divisors (6827292162).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6771242238 is a wasteful number, since it uses less digits than its factorization.

6771242238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5216.

The product of its digits is 225792, while the sum is 42.

The square root of 6771242238 is about 82287.5582211552. The cubic root of 6771242238 is about 1891.8619834974.

The spelling of 6771242238 in words is "six billion, seven hundred seventy-one million, two hundred forty-two thousand, two hundred thirty-eight".