89500637 has 2 divisors, whose sum is σ = 89500638. Its totient is φ = 89500636.

The previous prime is 89500577. The next prime is 89500651. The reversal of 89500637 is 73600598.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 70324996 + 19175641 = 8386^2 + 4379^2 .

It is a cyclic number.

It is not a de Polignac number, because 89500637 - 2⁶ = 89500573 is a prime.

It is a plaindrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 89500637.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89520637) 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, 44750318 + 44750319.

It is an arithmetic number, because the mean of its divisors is an integer number (44750319).

Almost surely, 2^89500637 is an apocalyptic number.

It is an amenable number.

89500637 is a deficient number, since it is larger than the sum of its proper divisors (1).

89500637 is an equidigital number, since it uses as much as digits as its factorization.

89500637 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 45360, while the sum is 38.

The square root of 89500637 is about 9460.4776306485. The cubic root of 89500637 is about 447.3101045051.

The spelling of 89500637 in words is "eighty-nine million, five hundred thousand, six hundred thirty-seven".