10223287 has 2 divisors, whose sum is σ = 10223288. Its totient is φ = 10223286.

The previous prime is 10223267. The next prime is 10223303. The reversal of 10223287 is 78232201.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10223287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10223237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5111643 + 5111644.

It is an arithmetic number, because the mean of its divisors is an integer number (5111644).

Almost surely, 2^10223287 is an apocalyptic number.

10223287 is a deficient number, since it is larger than the sum of its proper divisors (1).

10223287 is an equidigital number, since it uses as much as digits as its factorization.

10223287 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 10223287 is about 3197.3875273417. The cubic root of 10223287 is about 217.0352042101.

Adding to 10223287 its reverse (78232201), we get a palindrome (88455488).

The spelling of 10223287 in words is "ten million, two hundred twenty-three thousand, two hundred eighty-seven".