90773299 has 2 divisors, whose sum is σ = 90773300. Its totient is φ = 90773298.

The previous prime is 90773297. The next prime is 90773311. The reversal of 90773299 is 99237709.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 90773299 - 2¹ = 90773297 is a prime.

It is a super-2 number, since 2×90773299² = 16479583622686802, which contains 22 as substring.

Together with 90773297, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (90773297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45386649 + 45386650.

It is an arithmetic number, because the mean of its divisors is an integer number (45386650).

Almost surely, 2^90773299 is an apocalyptic number.

90773299 is a deficient number, since it is larger than the sum of its proper divisors (1).

90773299 is an equidigital number, since it uses as much as digits as its factorization.

90773299 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 214326, while the sum is 46.

The square root of 90773299 is about 9527.5022435054. The cubic root of 90773299 is about 449.4203219074.

The spelling of 90773299 in words is "ninety million, seven hundred seventy-three thousand, two hundred ninety-nine".