8347563225 has 27 divisors (see below), whose sum is σ = 14953868319. Its totient is φ = 4451302800.

The previous prime is 8347563199. The next prime is 8347563247. The reversal of 8347563225 is 5223657438.

The square root of 8347563225 is 91365.

It is a perfect power (a square), and thus also a powerful number.

8347563225 is a `hidden beast` number, since 8 + 3 + 4 + 7 + 5 + 632 + 2 + 5 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3005122761 + 5342440464 = 54819^2 + 73092^2 .

It is not a de Polignac number, because 8347563225 - 2²⁵ = 8314008793 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 1367430 + ... + 1373520.

Almost surely, 2^8347563225 is an apocalyptic number.

8347563225 is the 91365-th square number.

8347563225 is the 45683-rd centered octagonal number.

It is an amenable number.

8347563225 is a deficient number, since it is larger than the sum of its proper divisors (6606305094).

8347563225 is an frugal number, since it uses more digits than its factorization.

8347563225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12198 (or 6099 counting only the distinct ones).

The product of its digits is 1209600, while the sum is 45.

The cubic root of 8347563225 is about 2028.5539966420.

The spelling of 8347563225 in words is "eight billion, three hundred forty-seven million, five hundred sixty-three thousand, two hundred twenty-five".