272243832 has 64 divisors (see below), whose sum is σ = 785441280. Its totient is φ = 77023872.

The previous prime is 272243827. The next prime is 272243833. The reversal of 272243832 is 238342272.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 272243793 and 272243802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (272243833) 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, 9438 + ... + 25170.

It is an arithmetic number, because the mean of its divisors is an integer number (12272520).

Almost surely, 2^272243832 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 272243832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (392720640).

272243832 is an abundant number, since it is smaller than the sum of its proper divisors (513197448).

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

272243832 is a wasteful number, since it uses less digits than its factorization.

272243832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15852 (or 15848 counting only the distinct ones).

The product of its digits is 32256, while the sum is 33.

The square root of 272243832 is about 16499.8130898504. The cubic root of 272243832 is about 648.1159105258.

The spelling of 272243832 in words is "two hundred seventy-two million, two hundred forty-three thousand, eight hundred thirty-two".