173163120 has 80 divisors (see below), whose sum is σ = 578108832. Its totient is φ = 42624000.

The previous prime is 173163119. The next prime is 173163127. The reversal of 173163120 is 21361371.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×173163120² = 59970932256268800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (173163127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24631 + ... + 30870.

Almost surely, 2^173163120 is an apocalyptic number.

173163120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

173163120 is an abundant number, since it is smaller than the sum of its proper divisors (404945712).

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

173163120 is a wasteful number, since it uses less digits than its factorization.

173163120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55530 (or 55524 counting only the distinct ones).

The product of its (nonzero) digits is 756, while the sum is 24.

The square root of 173163120 is about 13159.1458689385. The cubic root of 173163120 is about 557.3805383936.

The spelling of 173163120 in words is "one hundred seventy-three million, one hundred sixty-three thousand, one hundred twenty".