272755394 has 4 divisors (see below), whose sum is σ = 409133094. Its totient is φ = 136377696.

The previous prime is 272755381. The next prime is 272755403. The reversal of 272755394 is 493557272.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 196420225 + 76335169 = 14015^2 + 8737^2 .

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68188847 + ... + 68188850.

Almost surely, 2^272755394 is an apocalyptic number.

272755394 is a deficient number, since it is larger than the sum of its proper divisors (136377700).

272755394 is a wasteful number, since it uses less digits than its factorization.

272755394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136377699.

The product of its digits is 529200, while the sum is 44.

The square root of 272755394 is about 16515.3078687622. The cubic root of 272755394 is about 648.5216056917.

The spelling of 272755394 in words is "two hundred seventy-two million, seven hundred fifty-five thousand, three hundred ninety-four".