85603236 has 12 divisors (see below), whose sum is σ = 199740912. Its totient is φ = 28534408.

The previous prime is 85603223. The next prime is 85603241. The reversal of 85603236 is 63230658.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 85603197 and 85603206.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3566790 + ... + 3566813.

It is an arithmetic number, because the mean of its divisors is an integer number (16645076).

Almost surely, 2^85603236 is an apocalyptic number.

It is an amenable number.

85603236 is an abundant number, since it is smaller than the sum of its proper divisors (114137676).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85603236 is a wasteful number, since it uses less digits than its factorization.

85603236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7133610 (or 7133608 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 85603236 is about 9252.2016839237. The cubic root of 85603236 is about 440.7206441337.

The spelling of 85603236 in words is "eighty-five million, six hundred three thousand, two hundred thirty-six".