8723459 has 2 divisors, whose sum is σ = 8723460. Its totient is φ = 8723458.

The previous prime is 8723441. The next prime is 8723479. The reversal of 8723459 is 9543278.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8723459 - 2⁸ = 8723203 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (8723419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4361729 + 4361730.

It is an arithmetic number, because the mean of its divisors is an integer number (4361730).

Almost surely, 2^8723459 is an apocalyptic number.

8723459 is a deficient number, since it is larger than the sum of its proper divisors (1).

8723459 is an equidigital number, since it uses as much as digits as its factorization.

8723459 is an evil number, because the sum of its binary digits is even.

The product of its digits is 60480, while the sum is 38.

The square root of 8723459 is about 2953.5502365797. The cubic root of 8723459 is about 205.8557053418.

The spelling of 8723459 in words is "eight million, seven hundred twenty-three thousand, four hundred fifty-nine".