17085920 has 24 divisors (see below), whose sum is σ = 40365864. Its totient is φ = 6834304.

The previous prime is 17085911. The next prime is 17085967. The reversal of 17085920 is 2958071.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

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, 53234 + ... + 53553.

It is an arithmetic number, because the mean of its divisors is an integer number (1681911).

Almost surely, 2^17085920 is an apocalyptic number.

17085920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

17085920 is an abundant number, since it is smaller than the sum of its proper divisors (23279944).

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

17085920 is a wasteful number, since it uses less digits than its factorization.

17085920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106802 (or 106794 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 32.

The square root of 17085920 is about 4133.5118241031. The cubic root of 17085920 is about 257.5606166403.

The spelling of 17085920 in words is "seventeen million, eighty-five thousand, nine hundred twenty".