7320023 has 2 divisors, whose sum is σ = 7320024. Its totient is φ = 7320022.

The previous prime is 7320011. The next prime is 7320031. The reversal of 7320023 is 3200237.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7320023 - 2¹⁸ = 7057879 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7319983 and 7320010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7320083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3660011 + 3660012.

It is an arithmetic number, because the mean of its divisors is an integer number (3660012).

Almost surely, 2^7320023 is an apocalyptic number.

7320023 is a deficient number, since it is larger than the sum of its proper divisors (1).

7320023 is an equidigital number, since it uses as much as digits as its factorization.

7320023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 252, while the sum is 17.

The square root of 7320023 is about 2705.5541022127. The cubic root of 7320023 is about 194.1649410306.

The spelling of 7320023 in words is "seven million, three hundred twenty thousand, twenty-three".