7275623 has 2 divisors, whose sum is σ = 7275624. Its totient is φ = 7275622.

The previous prime is 7275601. The next prime is 7275629. The reversal of 7275623 is 3265727.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (3265727) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7275623 - 2²² = 3081319 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7275623.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7275629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3637811 + 3637812.

It is an arithmetic number, because the mean of its divisors is an integer number (3637812).

Almost surely, 2^7275623 is an apocalyptic number.

7275623 is a deficient number, since it is larger than the sum of its proper divisors (1).

7275623 is an equidigital number, since it uses as much as digits as its factorization.

7275623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17640, while the sum is 32.

The square root of 7275623 is about 2697.3362786275. The cubic root of 7275623 is about 193.7715719304.

The spelling of 7275623 in words is "seven million, two hundred seventy-five thousand, six hundred twenty-three".