273240198 has 96 divisors (see below), whose sum is σ = 744007680. Its totient is φ = 70404480.

The previous prime is 273240181. The next prime is 273240199. The reversal of 273240198 is 891042372.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (273240199) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 189163 + ... + 190601.

It is an arithmetic number, because the mean of its divisors is an integer number (7750080).

Almost surely, 2^273240198 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 273240198, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (372003840).

273240198 is an abundant number, since it is smaller than the sum of its proper divisors (470767482).

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

273240198 is a wasteful number, since it uses less digits than its factorization.

273240198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1602 (or 1599 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 273240198 is about 16529.9787658666. The cubic root of 273240198 is about 648.9056124867.

It can be divided in two parts, 273 and 240198, that added together give a triangular number (240471 = T₆₉₃).

The spelling of 273240198 in words is "two hundred seventy-three million, two hundred forty thousand, one hundred ninety-eight".