272349993 has 8 divisors (see below), whose sum is σ = 363210400. Its totient is φ = 181528128.

The previous prime is 272349983. The next prime is 272349997. The reversal of 272349993 is 399943272.

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

It is not a de Polignac number, because 272349993 - 2²¹ = 270252841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (272349997) 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, 19098 + ... + 30156.

It is an arithmetic number, because the mean of its divisors is an integer number (45401300).

Almost surely, 2^272349993 is an apocalyptic number.

It is an amenable number.

272349993 is a deficient number, since it is larger than the sum of its proper divisors (90860407).

272349993 is a wasteful number, since it uses less digits than its factorization.

272349993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19271.

The product of its digits is 734832, while the sum is 48.

The square root of 272349993 is about 16503.0298127344. The cubic root of 272349993 is about 648.2001434617.

The spelling of 272349993 in words is "two hundred seventy-two million, three hundred forty-nine thousand, nine hundred ninety-three".