273238045 has 16 divisors (see below), whose sum is σ = 343279872. Its totient is φ = 208391040.

The previous prime is 273238019. The next prime is 273238067. The reversal of 273238045 is 540832372.

It is not a de Polignac number, because 273238045 - 2²⁷ = 139020317 is a prime.

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 273238045.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32200 + ... + 39790.

It is an arithmetic number, because the mean of its divisors is an integer number (21454992).

Almost surely, 2^273238045 is an apocalyptic number.

It is an amenable number.

273238045 is a deficient number, since it is larger than the sum of its proper divisors (70041827).

273238045 is a wasteful number, since it uses less digits than its factorization.

273238045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7932.

The product of its (nonzero) digits is 40320, while the sum is 34.

The square root of 273238045 is about 16529.9136416377. The cubic root of 273238045 is about 648.9039081286.

The spelling of 273238045 in words is "two hundred seventy-three million, two hundred thirty-eight thousand, forty-five".