273239073 has 24 divisors (see below), whose sum is σ = 413910120. Its totient is φ = 173456640.

The previous prime is 273239033. The next prime is 273239107. The reversal of 273239073 is 370932372.

It can be written as a sum of positive squares in 4 ways, for example, as 3359889 + 269879184 = 1833^2 + 16428^2 .

It is not a de Polignac number, because 273239073 - 2¹⁷ = 273108001 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (273239003) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11883 + ... + 26223.

It is an arithmetic number, because the mean of its divisors is an integer number (17246255).

Almost surely, 2^273239073 is an apocalyptic number.

It is an amenable number.

273239073 is a deficient number, since it is larger than the sum of its proper divisors (140671047).

273239073 is a wasteful number, since it uses less digits than its factorization.

273239073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14449 (or 14446 counting only the distinct ones).

The product of its (nonzero) digits is 47628, while the sum is 36.

The square root of 273239073 is about 16529.9447367497. The cubic root of 273239073 is about 648.9047219152.

The spelling of 273239073 in words is "two hundred seventy-three million, two hundred thirty-nine thousand, seventy-three".