173422986 has 32 divisors (see below), whose sum is σ = 379512000. Its totient is φ = 52394880.

The previous prime is 173422969. The next prime is 173423009. The reversal of 173422986 is 689224371.

173422986 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 19270 + ... + 26798.

It is an arithmetic number, because the mean of its divisors is an integer number (11859750).

Almost surely, 2^173422986 is an apocalyptic number.

173422986 is an abundant number, since it is smaller than the sum of its proper divisors (206089014).

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

173422986 is a wasteful number, since it uses less digits than its factorization.

173422986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7894.

The product of its digits is 145152, while the sum is 42.

The square root of 173422986 is about 13169.0161363710. The cubic root of 173422986 is about 557.6592194727.

The spelling of 173422986 in words is "one hundred seventy-three million, four hundred twenty-two thousand, nine hundred eighty-six".