9026928261 has 12 divisors (see below), whose sum is σ = 14041888588. Its totient is φ = 5555032704.

The previous prime is 9026928233. The next prime is 9026928263. The reversal of 9026928261 is 1628296209.

9026928261 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1781684100 + 7245244161 = 42210^2 + 85119^2 .

It is not a de Polignac number, because 9026928261 - 2¹¹ = 9026926213 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9026928263) 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, 38576500 + ... + 38576733.

Almost surely, 2^9026928261 is an apocalyptic number.

It is an amenable number.

9026928261 is a deficient number, since it is larger than the sum of its proper divisors (5014960327).

9026928261 is a wasteful number, since it uses less digits than its factorization.

9026928261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77153252 (or 77153249 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 45.

The square root of 9026928261 is about 95010.1482000739. The cubic root of 9026928261 is about 2082.1563144797.

The spelling of 9026928261 in words is "nine billion, twenty-six million, nine hundred twenty-eight thousand, two hundred sixty-one".