7423264 has 24 divisors (see below), whose sum is σ = 14692860. Its totient is φ = 3691776.

The previous prime is 7423261. The next prime is 7423267. The reversal of 7423264 is 4623247.

It is an interprime number because it is at equal distance from previous prime (7423261) and next prime (7423267).

It can be written as a sum of positive squares in 2 ways, for example, as 7333264 + 90000 = 2708^2 + 300^2 .

It is a Smith number, since the sum of its digits (28) coincides with the sum of the digits of its prime factors.

It is a d-powerful number, because it can be written as 7 + 4⁵ + 2⁵ + 3¹⁴ + 2²¹ + 6⁷ + 4⁹ .

It is not an unprimeable number, because it can be changed into a prime (7423261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6822 + ... + 7834.

Almost surely, 2^7423264 is an apocalyptic number.

It is an amenable number.

7423264 is a deficient number, since it is larger than the sum of its proper divisors (7269596).

7423264 is a wasteful number, since it uses less digits than its factorization.

7423264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1252 (or 1244 counting only the distinct ones).

The product of its digits is 8064, while the sum is 28.

The square root of 7423264 is about 2724.5667545502. The cubic root of 7423264 is about 195.0735116221.

The spelling of 7423264 in words is "seven million, four hundred twenty-three thousand, two hundred sixty-four".