984192964225 has 9 divisors (see below), whose sum is σ = 1220405426473. Its totient is φ = 787350403120.

The previous prime is 984192964219. The next prime is 984192964241. The reversal of 984192964225 is 522469291489.

The square root of 984192964225 is 992065.

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

It can be written as a sum of positive squares in 4 ways, for example, as 84760752769 + 899432211456 = 291137^2 + 948384^2 .

It is not a de Polignac number, because 984192964225 - 2⁹ = 984192963713 is a prime.

It is a super-3 number, since 3×984192964225³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

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 8 ways as a sum of consecutive naturals, for example, 4861119 + ... + 5059531.

Almost surely, 2^984192964225 is an apocalyptic number.

984192964225 is the 992065-th square number.

984192964225 is the 496033-rd centered octagonal number.

It is an amenable number.

984192964225 is a deficient number, since it is larger than the sum of its proper divisors (236212462248).

984192964225 is an frugal number, since it uses more digits than its factorization.

984192964225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 396836 (or 198418 counting only the distinct ones).

The product of its digits is 22394880, while the sum is 61.

The spelling of 984192964225 in words is "nine hundred eighty-four billion, one hundred ninety-two million, nine hundred sixty-four thousand, two hundred twenty-five".