89341687 has 2 divisors, whose sum is σ = 89341688. Its totient is φ = 89341686.

The previous prime is 89341669. The next prime is 89341691. The reversal of 89341687 is 78614398.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-89341687 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89341697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44670843 + 44670844.

It is an arithmetic number, because the mean of its divisors is an integer number (44670844).

Almost surely, 2^89341687 is an apocalyptic number.

89341687 is a deficient number, since it is larger than the sum of its proper divisors (1).

89341687 is an equidigital number, since it uses as much as digits as its factorization.

89341687 is an evil number, because the sum of its binary digits is even.

The product of its digits is 290304, while the sum is 46.

The square root of 89341687 is about 9452.0731588366. The cubic root of 89341687 is about 447.0451452251.

The spelling of 89341687 in words is "eighty-nine million, three hundred forty-one thousand, six hundred eighty-seven".