85526533 has 4 divisors (see below), whose sum is σ = 87612588. Its totient is φ = 83440480.

The previous prime is 85526531. The next prime is 85526537. The reversal of 85526533 is 33562558.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 31606884 + 53919649 = 5622^2 + 7343^2 .

It is a cyclic number.

It is not a de Polignac number, because 85526533 - 2¹ = 85526531 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 85526492 and 85526501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85526531) 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, 1042966 + ... + 1043047.

It is an arithmetic number, because the mean of its divisors is an integer number (21903147).

Almost surely, 2^85526533 is an apocalyptic number.

It is an amenable number.

85526533 is a deficient number, since it is larger than the sum of its proper divisors (2086055).

85526533 is a wasteful number, since it uses less digits than its factorization.

85526533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2086054.

The product of its digits is 108000, while the sum is 37.

The square root of 85526533 is about 9248.0556334832. The cubic root of 85526533 is about 440.5889719415.

The spelling of 85526533 in words is "eighty-five million, five hundred twenty-six thousand, five hundred thirty-three".