88530817 has 2 divisors, whose sum is σ = 88530818. Its totient is φ = 88530816.

The previous prime is 88530803. The next prime is 88530839. The reversal of 88530817 is 71803588.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 57517056 + 31013761 = 7584^2 + 5569^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-88530817 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 88530817.

It is not a weakly prime, because it can be changed into another prime (88530877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44265408 + 44265409.

It is an arithmetic number, because the mean of its divisors is an integer number (44265409).

Almost surely, 2^88530817 is an apocalyptic number.

It is an amenable number.

88530817 is a deficient number, since it is larger than the sum of its proper divisors (1).

88530817 is an equidigital number, since it uses as much as digits as its factorization.

88530817 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 53760, while the sum is 40.

The square root of 88530817 is about 9409.0816236230. The cubic root of 88530817 is about 445.6885641083.

The spelling of 88530817 in words is "eighty-eight million, five hundred thirty thousand, eight hundred seventeen".