173152980 has 432 divisors, whose sum is σ = 728687232. Its totient is φ = 32140800.

The previous prime is 173152937. The next prime is 173152999. The reversal of 173152980 is 89251371.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 5585565 + ... + 5585595.

It is an arithmetic number, because the mean of its divisors is an integer number (1686776).

Almost surely, 2^173152980 is an apocalyptic number.

173152980 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 173152980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (364343616).

173152980 is an abundant number, since it is smaller than the sum of its proper divisors (555534252).

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

173152980 is a wasteful number, since it uses less digits than its factorization.

173152980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108 (or 72 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 36.

The square root of 173152980 is about 13158.7605799331. The cubic root of 173152980 is about 557.3696585770.

The spelling of 173152980 in words is "one hundred seventy-three million, one hundred fifty-two thousand, nine hundred eighty".