262500493 has 2 divisors, whose sum is σ = 262500494. Its totient is φ = 262500492.

The previous prime is 262500479. The next prime is 262500503. The reversal of 262500493 is 394005262.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 159213924 + 103286569 = 12618^2 + 10163^2 .

It is a cyclic number.

It is not a de Polignac number, because 262500493 - 2⁵ = 262500461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (262500443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131250246 + 131250247.

It is an arithmetic number, because the mean of its divisors is an integer number (131250247).

Almost surely, 2^262500493 is an apocalyptic number.

It is an amenable number.

262500493 is a deficient number, since it is larger than the sum of its proper divisors (1).

262500493 is an equidigital number, since it uses as much as digits as its factorization.

262500493 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 262500493 is about 16201.8669603228. The cubic root of 262500493 is about 640.2899833351.

The spelling of 262500493 in words is "two hundred sixty-two million, five hundred thousand, four hundred ninety-three".