85269525 has 24 divisors (see below), whose sum is σ = 153796704. Its totient is φ = 41342400.

The previous prime is 85269517. The next prime is 85269529. The reversal of 85269525 is 52596258.

It is not a de Polignac number, because 85269525 - 2³ = 85269517 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85269529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 50854 + ... + 52503.

It is an arithmetic number, because the mean of its divisors is an integer number (6408196).

Almost surely, 2^85269525 is an apocalyptic number.

It is an amenable number.

85269525 is a deficient number, since it is larger than the sum of its proper divisors (68527179).

85269525 is a wasteful number, since it uses less digits than its factorization.

85269525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103381 (or 103376 counting only the distinct ones).

The product of its digits is 216000, while the sum is 42.

The square root of 85269525 is about 9234.1499338055. The cubic root of 85269525 is about 440.1472045343.

The spelling of 85269525 in words is "eighty-five million, two hundred sixty-nine thousand, five hundred twenty-five".