9642263 has 2 divisors, whose sum is σ = 9642264. Its totient is φ = 9642262.

The previous prime is 9642251. The next prime is 9642287. The reversal of 9642263 is 3622469.

It is a weak prime.

It is an emirp because it is prime and its reverse (3622469) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9642263 - 2¹⁴ = 9625879 is a prime.

It is a super-2 number, since 2×9642263² = 185946471522338, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9642203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4821131 + 4821132.

It is an arithmetic number, because the mean of its divisors is an integer number (4821132).

Almost surely, 2^9642263 is an apocalyptic number.

9642263 is a deficient number, since it is larger than the sum of its proper divisors (1).

9642263 is an equidigital number, since it uses as much as digits as its factorization.

9642263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15552, while the sum is 32.

The square root of 9642263 is about 3105.1993494782. The cubic root of 9642263 is about 212.8431401858.

The spelling of 9642263 in words is "nine million, six hundred forty-two thousand, two hundred sixty-three".