273128352 has 144 divisors (see below), whose sum is σ = 861380352. Its totient is φ = 75479040.

The previous prime is 273128329. The next prime is 273128357. The reversal of 273128352 is 253821372.

It is not an unprimeable number, because it can be changed into a prime (273128357) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 144888 + ... + 146760.

It is an arithmetic number, because the mean of its divisors is an integer number (5981808).

Almost surely, 2^273128352 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 273128352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (430690176).

273128352 is an abundant number, since it is smaller than the sum of its proper divisors (588252000).

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

273128352 is a wasteful number, since it uses less digits than its factorization.

273128352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1931 (or 1916 counting only the distinct ones).

The product of its digits is 20160, while the sum is 33.

The square root of 273128352 is about 16526.5952936471. The cubic root of 273128352 is about 648.8170610916.

The spelling of 273128352 in words is "two hundred seventy-three million, one hundred twenty-eight thousand, three hundred fifty-two".