8484974731 has 2 divisors, whose sum is σ = 8484974732. Its totient is φ = 8484974730.

The previous prime is 8484974677. The next prime is 8484974741. The reversal of 8484974731 is 1374794848.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8484974731 is a prime.

It is a super-2 number, since 2×8484974731² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (8484974741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4242487365 + 4242487366.

It is an arithmetic number, because the mean of its divisors is an integer number (4242487366).

Almost surely, 2^8484974731 is an apocalyptic number.

8484974731 is a deficient number, since it is larger than the sum of its proper divisors (1).

8484974731 is an equidigital number, since it uses as much as digits as its factorization.

8484974731 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5419008, while the sum is 55.

The square root of 8484974731 is about 92113.9225687409. The cubic root of 8484974731 is about 2039.6243325774.

The spelling of 8484974731 in words is "eight billion, four hundred eighty-four million, nine hundred seventy-four thousand, seven hundred thirty-one".