99288773 has 2 divisors, whose sum is σ = 99288774. Its totient is φ = 99288772.

The previous prime is 99288731. The next prime is 99288781. The reversal of 99288773 is 37788299.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 94614529 + 4674244 = 9727^2 + 2162^2 .

It is a cyclic number.

It is not a de Polignac number, because 99288773 - 2²⁶ = 32179909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99288703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49644386 + 49644387.

It is an arithmetic number, because the mean of its divisors is an integer number (49644387).

Almost surely, 2^99288773 is an apocalyptic number.

It is an amenable number.

99288773 is a deficient number, since it is larger than the sum of its proper divisors (1).

99288773 is an equidigital number, since it uses as much as digits as its factorization.

99288773 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1524096, while the sum is 53.

The square root of 99288773 is about 9964.3751936587. The cubic root of 99288773 is about 463.0558564379.

The spelling of 99288773 in words is "ninety-nine million, two hundred eighty-eight thousand, seven hundred seventy-three".