6874843631 has 2 divisors, whose sum is σ = 6874843632. Its totient is φ = 6874843630.

The previous prime is 6874843597. The next prime is 6874843637. The reversal of 6874843631 is 1363484786.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6874843631 is a prime.

It is a super-2 number, since 2×6874843631² = 94526949901402528322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6874843631.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6874843637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3437421815 + 3437421816.

It is an arithmetic number, because the mean of its divisors is an integer number (3437421816).

Almost surely, 2^6874843631 is an apocalyptic number.

6874843631 is a deficient number, since it is larger than the sum of its proper divisors (1).

6874843631 is an equidigital number, since it uses as much as digits as its factorization.

6874843631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2322432, while the sum is 50.

The square root of 6874843631 is about 82914.6768129744. The cubic root of 6874843631 is about 1901.4618141775.

The spelling of 6874843631 in words is "six billion, eight hundred seventy-four million, eight hundred forty-three thousand, six hundred thirty-one".