2426385281 has 2 divisors, whose sum is σ = 2426385282. Its totient is φ = 2426385280.

The previous prime is 2426385271. The next prime is 2426385307. The reversal of 2426385281 is 1825836242.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1649090881 + 777294400 = 40609^2 + 27880^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2426385281 is a prime.

It is a super-2 number, since 2×2426385281² = 11774691063706897922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2426385271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1213192640 + 1213192641.

It is an arithmetic number, because the mean of its divisors is an integer number (1213192641).

Almost surely, 2^2426385281 is an apocalyptic number.

It is an amenable number.

2426385281 is a deficient number, since it is larger than the sum of its proper divisors (1).

2426385281 is an equidigital number, since it uses as much as digits as its factorization.

2426385281 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 184320, while the sum is 41.

The square root of 2426385281 is about 49258.3523983497. The cubic root of 2426385281 is about 1343.7544668581.

The spelling of 2426385281 in words is "two billion, four hundred twenty-six million, three hundred eighty-five thousand, two hundred eighty-one".