23085500 has 24 divisors (see below), whose sum is σ = 50419824. Its totient is φ = 9234000.

The previous prime is 23085499. The next prime is 23085523. The reversal of 23085500 is 558032.

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, 22586 + ... + 23585.

It is an arithmetic number, because the mean of its divisors is an integer number (2100826).

Almost surely, 2^23085500 is an apocalyptic number.

23085500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23085500 is an abundant number, since it is smaller than the sum of its proper divisors (27334324).

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

23085500 is a wasteful number, since it uses less digits than its factorization.

23085500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46190 (or 46178 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 23085500 is about 4804.7372456774. The cubic root of 23085500 is about 284.7386544375.

The spelling of 23085500 in words is "twenty-three million, eighty-five thousand, five hundred".