85730063 has 2 divisors, whose sum is σ = 85730064. Its totient is φ = 85730062.

The previous prime is 85730059. The next prime is 85730069. The reversal of 85730063 is 36003758.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 85730063 - 2² = 85730059 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85730069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42865031 + 42865032.

It is an arithmetic number, because the mean of its divisors is an integer number (42865032).

Almost surely, 2^85730063 is an apocalyptic number.

85730063 is a deficient number, since it is larger than the sum of its proper divisors (1).

85730063 is an equidigital number, since it uses as much as digits as its factorization.

85730063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 85730063 is about 9259.0530293330. The cubic root of 85730063 is about 440.9381892415.

The spelling of 85730063 in words is "eighty-five million, seven hundred thirty thousand, sixty-three".