170420934 has 8 divisors (see below), whose sum is σ = 340841880. Its totient is φ = 56806976.

The previous prime is 170420881. The next prime is 170420963. The reversal of 170420934 is 439024071.

It is a happy number.

170420934 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

170420934 is an admirable number.

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, 14201739 + ... + 14201750.

It is an arithmetic number, because the mean of its divisors is an integer number (42605235).

Almost surely, 2^170420934 is an apocalyptic number.

170420934 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

170420934 is a wasteful number, since it uses less digits than its factorization.

170420934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28403494.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 170420934 is about 13054.5369125067. The cubic root of 170420934 is about 554.4226704892.

The spelling of 170420934 in words is "one hundred seventy million, four hundred twenty thousand, nine hundred thirty-four".