85065524 has 12 divisors (see below), whose sum is σ = 152326944. Its totient is φ = 41543544.

The previous prime is 85065521. The next prime is 85065593. The reversal of 85065524 is 42556058.

It is a super-2 number, since 2×85065524² = 14472286746789152, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85065521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 247112 + ... + 247455.

It is an arithmetic number, because the mean of its divisors is an integer number (12693912).

Almost surely, 2^85065524 is an apocalyptic number.

It is an amenable number.

85065524 is a deficient number, since it is larger than the sum of its proper divisors (67261420).

85065524 is a wasteful number, since it uses less digits than its factorization.

85065524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494614 (or 494612 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 35.

The square root of 85065524 is about 9223.0973105568. The cubic root of 85065524 is about 439.7959177532.

The spelling of 85065524 in words is "eighty-five million, sixty-five thousand, five hundred twenty-four".