89790263 has 2 divisors, whose sum is σ = 89790264. Its totient is φ = 89790262.

The previous prime is 89790241. The next prime is 89790269. The reversal of 89790263 is 36209798.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 89790263 - 2⁶ = 89790199 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89790269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44895131 + 44895132.

It is an arithmetic number, because the mean of its divisors is an integer number (44895132).

Almost surely, 2^89790263 is an apocalyptic number.

89790263 is a deficient number, since it is larger than the sum of its proper divisors (1).

89790263 is an equidigital number, since it uses as much as digits as its factorization.

89790263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 163296, while the sum is 44.

The square root of 89790263 is about 9475.7724223411. The cubic root of 89790263 is about 447.7920867059.

The spelling of 89790263 in words is "eighty-nine million, seven hundred ninety thousand, two hundred sixty-three".