85525546 has 24 divisors (see below), whose sum is σ = 135075780. Its totient is φ = 40609536.

The previous prime is 85525511. The next prime is 85525547. The reversal of 85525546 is 64552558.

It can be written as a sum of positive squares in 2 ways, for example, as 81703521 + 3822025 = 9039^2 + 1955^2 .

It is a junction number, because it is equal to n+sod(n) for n = 85525499 and 85525508.

It is not an unprimeable number, because it can be changed into a prime (85525547) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 242106 + ... + 242458.

Almost surely, 2^85525546 is an apocalyptic number.

85525546 is a deficient number, since it is larger than the sum of its proper divisors (49550234).

85525546 is a wasteful number, since it uses less digits than its factorization.

85525546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 630 (or 607 counting only the distinct ones).

The product of its digits is 240000, while the sum is 40.

The square root of 85525546 is about 9248.0022707610. The cubic root of 85525546 is about 440.5872770951.

The spelling of 85525546 in words is "eighty-five million, five hundred twenty-five thousand, five hundred forty-six".