89876497 has 2 divisors, whose sum is σ = 89876498. Its totient is φ = 89876496.

The previous prime is 89876491. The next prime is 89876513. The reversal of 89876497 is 79467898.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 77598481 + 12278016 = 8809^2 + 3504^2 .

It is a cyclic number.

It is not a de Polignac number, because 89876497 - 2¹⁵ = 89843729 is a prime.

It is not a weakly prime, because it can be changed into another prime (89876491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44938248 + 44938249.

It is an arithmetic number, because the mean of its divisors is an integer number (44938249).

Almost surely, 2^89876497 is an apocalyptic number.

It is an amenable number.

89876497 is a deficient number, since it is larger than the sum of its proper divisors (1).

89876497 is an equidigital number, since it uses as much as digits as its factorization.

89876497 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6096384, while the sum is 58.

The square root of 89876497 is about 9480.3215662761. The cubic root of 89876497 is about 447.9353930670.

The spelling of 89876497 in words is "eighty-nine million, eight hundred seventy-six thousand, four hundred ninety-seven".