207173242 has 8 divisors (see below), whose sum is σ = 310827636. Its totient is φ = 103564032.

The previous prime is 207173177. The next prime is 207173251. The reversal of 207173242 is 242371702.

It can be written as a sum of positive squares in 2 ways, for example, as 207100881 + 72361 = 14391^2 + 269^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 207173242.

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, 4698 + ... + 20890.

Almost surely, 2^207173242 is an apocalyptic number.

207173242 is a deficient number, since it is larger than the sum of its proper divisors (103654394).

207173242 is a wasteful number, since it uses less digits than its factorization.

207173242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22592.

The product of its (nonzero) digits is 4704, while the sum is 28.

The square root of 207173242 is about 14393.5138864698. The cubic root of 207173242 is about 591.7131496995.

The spelling of 207173242 in words is "two hundred seven million, one hundred seventy-three thousand, two hundred forty-two".