262996231 has 2 divisors, whose sum is σ = 262996232. Its totient is φ = 262996230.

The previous prime is 262996169. The next prime is 262996241. The reversal of 262996231 is 132699262.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 262996231 - 2¹¹ = 262994183 is a prime.

It is a super-2 number, since 2×262996231² = 138334035040410722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (262996241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131498115 + 131498116.

It is an arithmetic number, because the mean of its divisors is an integer number (131498116).

Almost surely, 2^262996231 is an apocalyptic number.

262996231 is a deficient number, since it is larger than the sum of its proper divisors (1).

262996231 is an equidigital number, since it uses as much as digits as its factorization.

262996231 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69984, while the sum is 40.

The square root of 262996231 is about 16217.1585365624. The cubic root of 262996231 is about 640.6927971429.

The spelling of 262996231 in words is "two hundred sixty-two million, nine hundred ninety-six thousand, two hundred thirty-one".