170634242 has 8 divisors (see below), whose sum is σ = 260780796. Its totient is φ = 83707312.

The previous prime is 170634239. The next prime is 170634283. The reversal of 170634242 is 242436071.

It can be written as a sum of positive squares in 2 ways, for example, as 170589721 + 44521 = 13061^2 + 211^2 .

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

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 3 ways as a sum of consecutive naturals, for example, 804773 + ... + 804984.

Almost surely, 2^170634242 is an apocalyptic number.

170634242 is a deficient number, since it is larger than the sum of its proper divisors (90146554).

170634242 is a wasteful number, since it uses less digits than its factorization.

170634242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1609812.

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 170634242 is about 13062.7042376378. The cubic root of 170634242 is about 554.6538891178.

The spelling of 170634242 in words is "one hundred seventy million, six hundred thirty-four thousand, two hundred forty-two".