85261100 has 36 divisors (see below), whose sum is σ = 188519184. Its totient is φ = 33458880.

The previous prime is 85261097. The next prime is 85261117. The reversal of 85261100 is 116258.

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, 2744 + ... + 13343.

It is an arithmetic number, because the mean of its divisors is an integer number (5236644).

Almost surely, 2^85261100 is an apocalyptic number.

It is an amenable number.

85261100 is an abundant number, since it is smaller than the sum of its proper divisors (103258084).

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

85261100 is a wasteful number, since it uses less digits than its factorization.

85261100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16154 (or 16147 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 23.

The square root of 85261100 is about 9233.6937354452. The cubic root of 85261100 is about 440.1327079040.

Adding to 85261100 its reverse (116258), we get a palindrome (85377358).

The spelling of 85261100 in words is "eighty-five million, two hundred sixty-one thousand, one hundred".