273322816 has 28 divisors (see below), whose sum is σ = 584097892. Its totient is φ = 126148608.

The previous prime is 273322781. The next prime is 273322831. The reversal of 273322816 is 618223372.

It can be written as a sum of positive squares in 2 ways, for example, as 82882816 + 190440000 = 9104^2 + 13800^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 163425 + ... + 165088.

It is an arithmetic number, because the mean of its divisors is an integer number (20860639).

Almost surely, 2^273322816 is an apocalyptic number.

273322816 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

273322816 is an abundant number, since it is smaller than the sum of its proper divisors (310775076).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

273322816 is a wasteful number, since it uses less digits than its factorization.

273322816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328538 (or 328528 counting only the distinct ones).

The product of its digits is 24192, while the sum is 34.

The square root of 273322816 is about 16532.4776122637. The cubic root of 273322816 is about 648.9710077955.

The spelling of 273322816 in words is "two hundred seventy-three million, three hundred twenty-two thousand, eight hundred sixteen".