92864281 has 2 divisors, whose sum is σ = 92864282. Its totient is φ = 92864280.

The previous prime is 92864269. The next prime is 92864287. The reversal of 92864281 is 18246829.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 60840000 + 32024281 = 7800^2 + 5659^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-92864281 is a prime.

It is a super-2 number, since 2×92864281² = 17247549371293922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (92864287) by changing a digit.

It is an upside-down number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46432140 + 46432141.

It is an arithmetic number, because the mean of its divisors is an integer number (46432141).

Almost surely, 2^92864281 is an apocalyptic number.

It is an amenable number.

92864281 is a deficient number, since it is larger than the sum of its proper divisors (1).

92864281 is an equidigital number, since it uses as much as digits as its factorization.

92864281 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 55296, while the sum is 40.

The square root of 92864281 is about 9636.6114895227. The cubic root of 92864281 is about 452.8449894974.

The spelling of 92864281 in words is "ninety-two million, eight hundred sixty-four thousand, two hundred eighty-one".