273139894 has 8 divisors (see below), whose sum is σ = 410588568. Its totient is φ = 136277040.

The previous prime is 273139891. The next prime is 273139903. The reversal of 273139894 is 498931372.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (273139891) 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 3 ways as a sum of consecutive naturals, for example, 145287 + ... + 147154.

It is an arithmetic number, because the mean of its divisors is an integer number (51323571).

Almost surely, 2^273139894 is an apocalyptic number.

273139894 is a deficient number, since it is larger than the sum of its proper divisors (137448674).

273139894 is a wasteful number, since it uses less digits than its factorization.

273139894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292910.

The product of its digits is 326592, while the sum is 46.

The square root of 273139894 is about 16526.9444846892. The cubic root of 273139894 is about 648.8262003125.

The spelling of 273139894 in words is "two hundred seventy-three million, one hundred thirty-nine thousand, eight hundred ninety-four".