85929527 has 2 divisors, whose sum is σ = 85929528. Its totient is φ = 85929526.

The previous prime is 85929521. The next prime is 85929601. The reversal of 85929527 is 72592958.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 85929527 - 2⁴ = 85929511 is a prime.

It is a super-2 number, since 2×85929527² = 14767767220887458, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85929521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42964763 + 42964764.

It is an arithmetic number, because the mean of its divisors is an integer number (42964764).

Almost surely, 2^85929527 is an apocalyptic number.

85929527 is a deficient number, since it is larger than the sum of its proper divisors (1).

85929527 is an equidigital number, since it uses as much as digits as its factorization.

85929527 is an evil number, because the sum of its binary digits is even.

The product of its digits is 453600, while the sum is 47.

The square root of 85929527 is about 9269.8180672546. The cubic root of 85929527 is about 441.2798942368.

The spelling of 85929527 in words is "eighty-five million, nine hundred twenty-nine thousand, five hundred twenty-seven".