85169268 has 36 divisors (see below), whose sum is σ = 218021440. Its totient is φ = 28029456.

The previous prime is 85169243. The next prime is 85169327. The reversal of 85169268 is 86296158.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12130 + ... + 17817.

Almost surely, 2^85169268 is an apocalyptic number.

It is an amenable number.

85169268 is an abundant number, since it is smaller than the sum of its proper divisors (132852172).

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

85169268 is a wasteful number, since it uses less digits than its factorization.

85169268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30036 (or 30031 counting only the distinct ones).

The product of its digits is 207360, while the sum is 45.

The square root of 85169268 is about 9228.7197378618. The cubic root of 85169268 is about 439.9746335238.

The spelling of 85169268 in words is "eighty-five million, one hundred sixty-nine thousand, two hundred sixty-eight".