2826305261 has 16 divisors (see below), whose sum is σ = 3111024000. Its totient is φ = 2551652928.

The previous prime is 2826305231. The next prime is 2826305323. The reversal of 2826305261 is 1625036282.

It is a cyclic number.

It is not a de Polignac number, because 2826305261 - 2¹⁴ = 2826288877 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2826305231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 143375 + ... + 161891.

It is an arithmetic number, because the mean of its divisors is an integer number (194439000).

Almost surely, 2^2826305261 is an apocalyptic number.

It is an amenable number.

2826305261 is a deficient number, since it is larger than the sum of its proper divisors (284718739).

2826305261 is a wasteful number, since it uses less digits than its factorization.

2826305261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18788.

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 2826305261 is about 53163.0065082854. The cubic root of 2826305261 is about 1413.8598299449.

The spelling of 2826305261 in words is "two billion, eight hundred twenty-six million, three hundred five thousand, two hundred sixty-one".