85502406 has 16 divisors (see below), whose sum is σ = 186550848. Its totient is φ = 25909800.

The previous prime is 85502383. The next prime is 85502441. The reversal of 85502406 is 60420558.

It is a super-2 number, since 2×85502406² = 14621322863577672, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 647680 + ... + 647811.

It is an arithmetic number, because the mean of its divisors is an integer number (11659428).

Almost surely, 2^85502406 is an apocalyptic number.

85502406 is an abundant number, since it is smaller than the sum of its proper divisors (101048442).

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

85502406 is a wasteful number, since it uses less digits than its factorization.

85502406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1295507.

The product of its (nonzero) digits is 9600, while the sum is 30.

The square root of 85502406 is about 9246.7511051179. The cubic root of 85502406 is about 440.5475380554.

The spelling of 85502406 in words is "eighty-five million, five hundred two thousand, four hundred six".