173214642 has 8 divisors (see below), whose sum is σ = 346429296. Its totient is φ = 57738212.

The previous prime is 173214641. The next prime is 173214731. The reversal of 173214642 is 246412371.

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

173214642 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (173214641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14434548 + ... + 14434559.

It is an arithmetic number, because the mean of its divisors is an integer number (43303662).

Almost surely, 2^173214642 is an apocalyptic number.

173214642 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.

173214642 is a wasteful number, since it uses less digits than its factorization.

173214642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28869112.

The product of its digits is 8064, while the sum is 30.

The square root of 173214642 is about 13161.1033731979. The cubic root of 173214642 is about 557.4358128894.

The spelling of 173214642 in words is "one hundred seventy-three million, two hundred fourteen thousand, six hundred forty-two".