8242474831 has 2 divisors, whose sum is σ = 8242474832. Its totient is φ = 8242474830.

The previous prime is 8242474789. The next prime is 8242474841. The reversal of 8242474831 is 1384742428.

8242474831 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8242474831 - 2²¹ = 8240377679 is a prime.

It is a super-2 number, since 2×8242474831² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8242474841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4121237415 + 4121237416.

It is an arithmetic number, because the mean of its divisors is an integer number (4121237416).

Almost surely, 2^8242474831 is an apocalyptic number.

8242474831 is a deficient number, since it is larger than the sum of its proper divisors (1).

8242474831 is an equidigital number, since it uses as much as digits as its factorization.

8242474831 is an evil number, because the sum of its binary digits is even.

The product of its digits is 344064, while the sum is 43.

The square root of 8242474831 is about 90788.0764803396. The cubic root of 8242474831 is about 2020.0054594990.

The spelling of 8242474831 in words is "eight billion, two hundred forty-two million, four hundred seventy-four thousand, eight hundred thirty-one".