7273723 has 2 divisors, whose sum is σ = 7273724. Its totient is φ = 7273722.

The previous prime is 7273711. The next prime is 7273759. The reversal of 7273723 is 3273727.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7273723 - 2⁵ = 7273691 is a prime.

It is not a weakly prime, because it can be changed into another prime (7271723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3636861 + 3636862.

It is an arithmetic number, because the mean of its divisors is an integer number (3636862).

Almost surely, 2^7273723 is an apocalyptic number.

7273723 is a deficient number, since it is larger than the sum of its proper divisors (1).

7273723 is an equidigital number, since it uses as much as digits as its factorization.

7273723 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12348, while the sum is 31.

The square root of 7273723 is about 2696.9840563118. The cubic root of 7273723 is about 193.7547029035.

The spelling of 7273723 in words is "seven million, two hundred seventy-three thousand, seven hundred twenty-three".