7226533 has 4 divisors (see below), whose sum is σ = 7307820. Its totient is φ = 7145248.

The previous prime is 7226521. The next prime is 7226563. The reversal of 7226533 is 3356227.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3356227 = 7 ⋅479461.

It can be written as a sum of positive squares in 2 ways, for example, as 2829124 + 4397409 = 1682^2 + 2097^2 .

It is a cyclic number.

It is not a de Polignac number, because 7226533 - 2⁵ = 7226501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7226563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40510 + ... + 40687.

It is an arithmetic number, because the mean of its divisors is an integer number (1826955).

Almost surely, 2^7226533 is an apocalyptic number.

It is an amenable number.

7226533 is a deficient number, since it is larger than the sum of its proper divisors (81287).

7226533 is an equidigital number, since it uses as much as digits as its factorization.

7226533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81286.

The product of its digits is 7560, while the sum is 28.

The square root of 7226533 is about 2688.2211590567. The cubic root of 7226533 is about 193.3347836461.

The spelling of 7226533 in words is "seven million, two hundred twenty-six thousand, five hundred thirty-three".