8435873297 has 12 divisors (see below), whose sum is σ = 9043538460. Its totient is φ = 7866775296.

The previous prime is 8435873293. The next prime is 8435873309. The reversal of 8435873297 is 7923785348.

It can be written as a sum of positive squares in 6 ways, for example, as 443692096 + 7992181201 = 21064^2 + 89399^2 .

It is not a de Polignac number, because 8435873297 - 2² = 8435873293 is a prime.

It is a hoax number, since the sum of its digits (56) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8435873293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 102398 + ... + 165399.

It is an arithmetic number, because the mean of its divisors is an integer number (753628205).

Almost surely, 2^8435873297 is an apocalyptic number.

It is an amenable number.

8435873297 is a deficient number, since it is larger than the sum of its proper divisors (607665163).

8435873297 is a wasteful number, since it uses less digits than its factorization.

8435873297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267940 (or 267923 counting only the distinct ones).

The product of its digits is 10160640, while the sum is 56.

The square root of 8435873297 is about 91847.0102779617. The cubic root of 8435873297 is about 2035.6823728884.

The spelling of 8435873297 in words is "eight billion, four hundred thirty-five million, eight hundred seventy-three thousand, two hundred ninety-seven".