68470170 has 32 divisors (see below), whose sum is σ = 167432832. Its totient is φ = 17913792.

The previous prime is 68470159. The next prime is 68470183. The reversal of 68470170 is 7107486.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19942 + ... + 23121.

It is an arithmetic number, because the mean of its divisors is an integer number (5232276).

Almost surely, 2^68470170 is an apocalyptic number.

68470170 is an abundant number, since it is smaller than the sum of its proper divisors (98962662).

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

68470170 is a wasteful number, since it uses less digits than its factorization.

68470170 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43126.

The product of its (nonzero) digits is 9408, while the sum is 33.

The square root of 68470170 is about 8274.6703861846. The cubic root of 68470170 is about 409.1040718099.

The spelling of 68470170 in words is "sixty-eight million, four hundred seventy thousand, one hundred seventy".