85564363 has 2 divisors, whose sum is σ = 85564364. Its totient is φ = 85564362.

The previous prime is 85564331. The next prime is 85564397. The reversal of 85564363 is 36346558.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 85564363 - 2⁵ = 85564331 is a prime.

It is not a weakly prime, because it can be changed into another prime (85564463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42782181 + 42782182.

It is an arithmetic number, because the mean of its divisors is an integer number (42782182).

Almost surely, 2^85564363 is an apocalyptic number.

85564363 is a deficient number, since it is larger than the sum of its proper divisors (1).

85564363 is an equidigital number, since it uses as much as digits as its factorization.

85564363 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 259200, while the sum is 40.

The square root of 85564363 is about 9250.1007021545. The cubic root of 85564363 is about 440.6539226391.

The spelling of 85564363 in words is "eighty-five million, five hundred sixty-four thousand, three hundred sixty-three".