170900242 has 8 divisors (see below), whose sum is σ = 258307632. Its totient is φ = 84797700.

The previous prime is 170900221. The next prime is 170900263. The reversal of 170900242 is 242009071.

It is an interprime number because it is at equal distance from previous prime (170900221) and next prime (170900263).

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

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, 325884 + ... + 326407.

It is an arithmetic number, because the mean of its divisors is an integer number (32288454).

Almost surely, 2^170900242 is an apocalyptic number.

170900242 is a deficient number, since it is larger than the sum of its proper divisors (87407390).

170900242 is a wasteful number, since it uses less digits than its factorization.

170900242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 652424.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 170900242 is about 13072.8819316936. The cubic root of 170900242 is about 554.9419542681.

The spelling of 170900242 in words is "one hundred seventy million, nine hundred thousand, two hundred forty-two".