9773892769 has 9 divisors (see below), whose sum is σ = 9875271987. Its totient is φ = 9673546824.

The previous prime is 9773892767. The next prime is 9773892827. The reversal of 9773892769 is 9672983779.

The square root of 9773892769 is 98863.

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

It can be written as a sum of positive squares in only one way, i.e., 6812356369 + 2961536400 = 82537^2 + 54420^2 .

It is not a de Polignac number, because 9773892769 - 2¹ = 9773892767 is a prime.

It is a super-2 number, since 2×9773892769² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9773892767) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 10775614 + ... + 10776520.

It is an arithmetic number, because the mean of its divisors is an integer number (1097252443).

Almost surely, 2^9773892769 is an apocalyptic number.

9773892769 is the 98863-rd square number.

9773892769 is the 49432-nd centered octagonal number.

It is an amenable number.

9773892769 is a deficient number, since it is larger than the sum of its proper divisors (101379218).

9773892769 is an frugal number, since it uses more digits than its factorization.

9773892769 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2032 (or 1016 counting only the distinct ones).

The product of its digits is 72013536, while the sum is 67.

The cubic root of 9773892769 is about 2138.0729711379.

The spelling of 9773892769 in words is "nine billion, seven hundred seventy-three million, eight hundred ninety-two thousand, seven hundred sixty-nine".