7223264 has 24 divisors (see below), whose sum is σ = 14492520. Its totient is φ = 3542656.

The previous prime is 7223261. The next prime is 7223267. The reversal of 7223264 is 4623227.

It is an interprime number because it is at equal distance from previous prime (7223261) and next prime (7223267).

It is a d-powerful number, because it can be written as 7⁷ + 2⁹ + 2¹¹ + 3¹⁰ + 2²¹ + 6⁶ + 4¹¹ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7223261) 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, 434 + ... + 3825.

It is an arithmetic number, because the mean of its divisors is an integer number (603855).

Almost surely, 2^7223264 is an apocalyptic number.

It is an amenable number.

7223264 is an abundant number, since it is smaller than the sum of its proper divisors (7269256).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7223264 is a wasteful number, since it uses less digits than its factorization.

7223264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4322 (or 4314 counting only the distinct ones).

The product of its digits is 4032, while the sum is 26.

The square root of 7223264 is about 2687.6130673890. The cubic root of 7223264 is about 193.3056268923.

The spelling of 7223264 in words is "seven million, two hundred twenty-three thousand, two hundred sixty-four".