89763797 has 2 divisors, whose sum is σ = 89763798. Its totient is φ = 89763796.

The previous prime is 89763781. The next prime is 89763799. The reversal of 89763797 is 79736798.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 63457156 + 26306641 = 7966^2 + 5129^2 .

It is a cyclic number.

It is not a de Polignac number, because 89763797 - 2⁴ = 89763781 is a prime.

Together with 89763799, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89763799) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44881898 + 44881899.

It is an arithmetic number, because the mean of its divisors is an integer number (44881899).

Almost surely, 2^89763797 is an apocalyptic number.

It is an amenable number.

89763797 is a deficient number, since it is larger than the sum of its proper divisors (1).

89763797 is an equidigital number, since it uses as much as digits as its factorization.

89763797 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4000752, while the sum is 56.

The square root of 89763797 is about 9474.3758105745. The cubic root of 89763797 is about 447.7480862780.

The spelling of 89763797 in words is "eighty-nine million, seven hundred sixty-three thousand, seven hundred ninety-seven".