9427273 has 4 divisors (see below), whose sum is σ = 9434880. Its totient is φ = 9419668.

The previous prime is 9427261. The next prime is 9427279. The reversal of 9427273 is 3727249.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 3727249 = 19 ⋅196171.

It is a cyclic number.

It is not a de Polignac number, because 9427273 - 2²¹ = 7330121 is a prime.

It is a Duffinian number.

9427273 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (9427279) 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, 1465 + ... + 4582.

It is an arithmetic number, because the mean of its divisors is an integer number (2358720).

Almost surely, 2^9427273 is an apocalyptic number.

It is an amenable number.

9427273 is a deficient number, since it is larger than the sum of its proper divisors (7607).

9427273 is a wasteful number, since it uses less digits than its factorization.

9427273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7606.

The product of its digits is 21168, while the sum is 34.

The square root of 9427273 is about 3070.3864577607. The cubic root of 9427273 is about 211.2493402405.

The spelling of 9427273 in words is "nine million, four hundred twenty-seven thousand, two hundred seventy-three".