7423723 has 2 divisors, whose sum is σ = 7423724. Its totient is φ = 7423722.

The previous prime is 7423711. The next prime is 7423727. The reversal of 7423723 is 3273247.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7423723 - 2⁹ = 7423211 is a prime.

It is a super-2 number, since 2×7423723² = 110223326361458, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 7423691 and 7423700.

It is not a weakly prime, because it can be changed into another prime (7423727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3711861 + 3711862.

It is an arithmetic number, because the mean of its divisors is an integer number (3711862).

Almost surely, 2^7423723 is an apocalyptic number.

7423723 is a deficient number, since it is larger than the sum of its proper divisors (1).

7423723 is an equidigital number, since it uses as much as digits as its factorization.

7423723 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7056, while the sum is 28.

The square root of 7423723 is about 2724.6509868238. The cubic root of 7423723 is about 195.0775321758.

It can be divided in two parts, 742 and 3723, that added together give a triangular number (4465 = T₉₄).

The spelling of 7423723 in words is "seven million, four hundred twenty-three thousand, seven hundred twenty-three".