7312263 has 16 divisors (see below), whose sum is σ = 11527680. Its totient is φ = 4034016.

The previous prime is 7312243. The next prime is 7312267. The reversal of 7312263 is 3622137.

It is not a de Polignac number, because 7312263 - 2⁵ = 7312231 is a prime.

7312263 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7312267) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5395 + ... + 6612.

It is an arithmetic number, because the mean of its divisors is an integer number (720480).

Almost surely, 2^7312263 is an apocalyptic number.

7312263 is a deficient number, since it is larger than the sum of its proper divisors (4215417).

7312263 is a wasteful number, since it uses less digits than its factorization.

7312263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12046.

The product of its digits is 1512, while the sum is 24.

The square root of 7312263 is about 2704.1196349274. The cubic root of 7312263 is about 194.0963049674.

The spelling of 7312263 in words is "seven million, three hundred twelve thousand, two hundred sixty-three".