99902263 has 2 divisors, whose sum is σ = 99902264. Its totient is φ = 99902262.

The previous prime is 99902249. The next prime is 99902269. The reversal of 99902263 is 36220999.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 99902263 - 2¹³ = 99894071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99902269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49951131 + 49951132.

It is an arithmetic number, because the mean of its divisors is an integer number (49951132).

Almost surely, 2^99902263 is an apocalyptic number.

99902263 is a deficient number, since it is larger than the sum of its proper divisors (1).

99902263 is an equidigital number, since it uses as much as digits as its factorization.

99902263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 52488, while the sum is 40.

The square root of 99902263 is about 9995.1119553510. Note that the first 3 decimals coincide. The cubic root of 99902263 is about 464.0076157465.

The spelling of 99902263 in words is "ninety-nine million, nine hundred two thousand, two hundred sixty-three".