173212630 has 8 divisors (see below), whose sum is σ = 311782752. Its totient is φ = 69285048.

The previous prime is 173212619. The next prime is 173212657. The reversal of 173212630 is 36212371.

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

It is a junction number, because it is equal to n+sod(n) for n = 173212595 and 173212604.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 8660622 + ... + 8660641.

It is an arithmetic number, because the mean of its divisors is an integer number (38972844).

Almost surely, 2^173212630 is an apocalyptic number.

173212630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

173212630 is a deficient number, since it is larger than the sum of its proper divisors (138570122).

173212630 is a wasteful number, since it uses less digits than its factorization.

173212630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17321270.

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 173212630 is about 13161.0269356156. The cubic root of 173212630 is about 557.4336545553.

The spelling of 173212630 in words is "one hundred seventy-three million, two hundred twelve thousand, six hundred thirty".