2426568281 has 4 divisors (see below), whose sum is σ = 2430030564. Its totient is φ = 2423106000.

The previous prime is 2426568269. The next prime is 2426568323. The reversal of 2426568281 is 1828656242.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1067982400 + 1358585881 = 32680^2 + 36859^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2426568281 is a prime.

It is a super-2 number, since 2×2426568281² = 11776467244710589922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2426568181) 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, 1730090 + ... + 1731491.

It is an arithmetic number, because the mean of its divisors is an integer number (607507641).

Almost surely, 2^2426568281 is an apocalyptic number.

It is an amenable number.

2426568281 is a deficient number, since it is larger than the sum of its proper divisors (3462283).

2426568281 is an equidigital number, since it uses as much as digits as its factorization.

2426568281 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3462282.

The product of its digits is 368640, while the sum is 44.

The square root of 2426568281 is about 49260.2099163209. The cubic root of 2426568281 is about 1343.7882483694.

The spelling of 2426568281 in words is "two billion, four hundred twenty-six million, five hundred sixty-eight thousand, two hundred eighty-one".