272747393 has 8 divisors (see below), whose sum is σ = 282675456. Its totient is φ = 262890000.

The previous prime is 272747389. The next prime is 272747401. The reversal of 272747393 is 393747272.

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

It is a cyclic number.

It is not a de Polignac number, because 272747393 - 2² = 272747389 is a prime.

It is a super-2 number, since 2×272747393² = 148782280776592898, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (272747333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9746 + ... + 25307.

It is an arithmetic number, because the mean of its divisors is an integer number (35334432).

Almost surely, 2^272747393 is an apocalyptic number.

It is an amenable number.

272747393 is a deficient number, since it is larger than the sum of its proper divisors (9928063).

272747393 is a wasteful number, since it uses less digits than its factorization.

272747393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35335.

The product of its digits is 444528, while the sum is 44.

The square root of 272747393 is about 16515.0656371690. The cubic root of 272747393 is about 648.5152643908.

The spelling of 272747393 in words is "two hundred seventy-two million, seven hundred forty-seven thousand, three hundred ninety-three".