273321049 has 4 divisors (see below), whose sum is σ = 276027300. Its totient is φ = 270614800.

The previous prime is 273321031. The next prime is 273321077. The reversal of 273321049 is 940123372.

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

It can be written as a sum of positive squares in 2 ways, for example, as 155750400 + 117570649 = 12480^2 + 10843^2 .

It is a cyclic number.

It is not a de Polignac number, because 273321049 - 2⁷ = 273320921 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 273321049.

It is not an unprimeable number, because it can be changed into a prime (273325049) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 1352974 + ... + 1353175.

It is an arithmetic number, because the mean of its divisors is an integer number (69006825).

Almost surely, 2^273321049 is an apocalyptic number.

It is an amenable number.

273321049 is a deficient number, since it is larger than the sum of its proper divisors (2706251).

273321049 is a wasteful number, since it uses less digits than its factorization.

273321049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2706250.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 273321049 is about 16532.4241719114. The cubic root of 273321049 is about 648.9696092853.

The spelling of 273321049 in words is "two hundred seventy-three million, three hundred twenty-one thousand, forty-nine".