88500281 has 2 divisors, whose sum is σ = 88500282. Its totient is φ = 88500280.

The previous prime is 88500259. The next prime is 88500323. The reversal of 88500281 is 18200588.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 88266025 + 234256 = 9395^2 + 484^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-88500281 is a prime.

It is a super-2 number, since 2×88500281² = 15664599474157922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (88500211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44250140 + 44250141.

It is an arithmetic number, because the mean of its divisors is an integer number (44250141).

Almost surely, 2^88500281 is an apocalyptic number.

It is an amenable number.

88500281 is a deficient number, since it is larger than the sum of its proper divisors (1).

88500281 is an equidigital number, since it uses as much as digits as its factorization.

88500281 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5120, while the sum is 32.

The square root of 88500281 is about 9407.4587960830. The cubic root of 88500281 is about 445.6373159987.

The spelling of 88500281 in words is "eighty-eight million, five hundred thousand, two hundred eighty-one".