173382972 has 36 divisors (see below), whose sum is σ = 470612520. Its totient is φ = 49537824.

The previous prime is 173382943. The next prime is 173383033. The reversal of 173382972 is 279283371.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 146847 + ... + 148022.

It is an arithmetic number, because the mean of its divisors is an integer number (13072570).

Almost surely, 2^173382972 is an apocalyptic number.

173382972 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

173382972 is an abundant number, since it is smaller than the sum of its proper divisors (297229548).

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

173382972 is a wasteful number, since it uses less digits than its factorization.

173382972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294890 (or 294881 counting only the distinct ones).

The product of its digits is 127008, while the sum is 42.

The square root of 173382972 is about 13167.4968008350. The cubic root of 173382972 is about 557.6163264804.

The spelling of 173382972 in words is "one hundred seventy-three million, three hundred eighty-two thousand, nine hundred seventy-two".