2540567273 has 16 divisors (see below), whose sum is σ = 2774976000. Its totient is φ = 2317040640.

The previous prime is 2540567219. The next prime is 2540567279. The reversal of 2540567273 is 3727650452.

It is a cyclic number.

It is not a de Polignac number, because 2540567273 - 2¹⁴ = 2540550889 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2540567273.

It is not an unprimeable number, because it can be changed into a prime (2540567279) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102503 + ... + 124851.

It is an arithmetic number, because the mean of its divisors is an integer number (173436000).

Almost surely, 2^2540567273 is an apocalyptic number.

It is an amenable number.

2540567273 is a deficient number, since it is larger than the sum of its proper divisors (234408727).

2540567273 is a wasteful number, since it uses less digits than its factorization.

2540567273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22592.

The product of its (nonzero) digits is 352800, while the sum is 41.

The square root of 2540567273 is about 50404.0402448058. The cubic root of 2540567273 is about 1364.5105560051.

The spelling of 2540567273 in words is "two billion, five hundred forty million, five hundred sixty-seven thousand, two hundred seventy-three".