173280120 has 128 divisors (see below), whose sum is σ = 563250240. Its totient is φ = 42393600.

The previous prime is 173280103. The next prime is 173280127. The reversal of 173280120 is 21082371.

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 (173280127) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 431920 + ... + 432320.

Almost surely, 2^173280120 is an apocalyptic number.

173280120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 173280120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (281625120).

173280120 is an abundant number, since it is smaller than the sum of its proper divisors (389970120).

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

173280120 is a wasteful number, since it uses less digits than its factorization.

173280120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 705 (or 701 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 173280120 is about 13163.5906955511. The cubic root of 173280120 is about 557.5060440268.

It can be divided in two parts, 173280 and 120, that multiplied together give a square (20793600 = 4560²).

The spelling of 173280120 in words is "one hundred seventy-three million, two hundred eighty thousand, one hundred twenty".