2768042231 has 4 divisors (see below), whose sum is σ = 2783335464. Its totient is φ = 2752749000.

The previous prime is 2768042219. The next prime is 2768042243. The reversal of 2768042231 is 1322408672.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (2768042219) and next prime (2768042243).

It is a cyclic number.

It is not a de Polignac number, because 2768042231 - 2¹⁰ = 2768041207 is a prime.

It is a super-2 number, since 2×2768042231² = 15324115585198914722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2768042191 and 2768042200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2768042831) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7646345 + ... + 7646706.

It is an arithmetic number, because the mean of its divisors is an integer number (695833866).

Almost surely, 2^2768042231 is an apocalyptic number.

2768042231 is a deficient number, since it is larger than the sum of its proper divisors (15293233).

2768042231 is a wasteful number, since it uses less digits than its factorization.

2768042231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15293232.

The product of its (nonzero) digits is 32256, while the sum is 35.

The square root of 2768042231 is about 52612.1870957671. The cubic root of 2768042231 is about 1404.0769308676.

The spelling of 2768042231 in words is "two billion, seven hundred sixty-eight million, forty-two thousand, two hundred thirty-one".