7261273 has 4 divisors (see below), whose sum is σ = 7277620. Its totient is φ = 7244928.

The previous prime is 7261271. The next prime is 7261279. The reversal of 7261273 is 3721627.

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 4032064 + 3229209 = 2008^2 + 1797^2 .

It is a cyclic number.

It is not a de Polignac number, because 7261273 - 2¹ = 7261271 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7261271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7488 + ... + 8401.

It is an arithmetic number, because the mean of its divisors is an integer number (1819405).

Almost surely, 2^7261273 is an apocalyptic number.

It is an amenable number.

7261273 is a deficient number, since it is larger than the sum of its proper divisors (16347).

7261273 is a wasteful number, since it uses less digits than its factorization.

7261273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16346.

The product of its digits is 3528, while the sum is 28.

The square root of 7261273 is about 2694.6749340134. The cubic root of 7261273 is about 193.6440936295.

The spelling of 7261273 in words is "seven million, two hundred sixty-one thousand, two hundred seventy-three".