272243247 has 8 divisors (see below), whose sum is σ = 363075456. Its totient is φ = 181453272.

The previous prime is 272243221. The next prime is 272243261. The reversal of 272243247 is 742342272.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 272243247 - 2⁸ = 272242991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (272243047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10468 + ... + 25574.

It is an arithmetic number, because the mean of its divisors is an integer number (45384432).

Almost surely, 2^272243247 is an apocalyptic number.

272243247 is a deficient number, since it is larger than the sum of its proper divisors (90832209).

272243247 is a wasteful number, since it uses less digits than its factorization.

272243247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21117.

The product of its digits is 37632, while the sum is 33.

The square root of 272243247 is about 16499.7953623674. The cubic root of 272243247 is about 648.1154462997.

The spelling of 272243247 in words is "two hundred seventy-two million, two hundred forty-three thousand, two hundred forty-seven".