85273525 has 6 divisors (see below), whose sum is σ = 105739202. Its totient is φ = 68218800.

The previous prime is 85273523. The next prime is 85273583. The reversal of 85273525 is 52537258.

It can be written as a sum of positive squares in 3 ways, for example, as 154449 + 85119076 = 393^2 + 9226^2 .

It is not a de Polignac number, because 85273525 - 2¹ = 85273523 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85273523) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1705446 + ... + 1705495.

Almost surely, 2^85273525 is an apocalyptic number.

It is an amenable number.

85273525 is a deficient number, since it is larger than the sum of its proper divisors (20465677).

85273525 is a wasteful number, since it uses less digits than its factorization.

85273525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3410951 (or 3410946 counting only the distinct ones).

The product of its digits is 84000, while the sum is 37.

The square root of 85273525 is about 9234.3665186086. The cubic root of 85273525 is about 440.1540868731.

The spelling of 85273525 in words is "eighty-five million, two hundred seventy-three thousand, five hundred twenty-five".