85294243 has 2 divisors, whose sum is σ = 85294244. Its totient is φ = 85294242.

The previous prime is 85294229. The next prime is 85294247. The reversal of 85294243 is 34249258.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 85294243 - 2⁹ = 85293731 is a prime.

It is not a weakly prime, because it can be changed into another prime (85294247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42647121 + 42647122.

It is an arithmetic number, because the mean of its divisors is an integer number (42647122).

Almost surely, 2^85294243 is an apocalyptic number.

85294243 is a deficient number, since it is larger than the sum of its proper divisors (1).

85294243 is an equidigital number, since it uses as much as digits as its factorization.

85294243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 69120, while the sum is 37.

The square root of 85294243 is about 9235.4882383120. The cubic root of 85294243 is about 440.1897305032.

The spelling of 85294243 in words is "eighty-five million, two hundred ninety-four thousand, two hundred forty-three".