8672723 has 2 divisors, whose sum is σ = 8672724. Its totient is φ = 8672722.

The previous prime is 8672707. The next prime is 8672731. The reversal of 8672723 is 3272768.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8672723 - 2⁴ = 8672707 is a prime.

It is a super-2 number, since 2×8672723² = 150432248469458, which contains 22 as substring.

It is a d-powerful number, because it can be written as 8⁴ + 6⁷ + 7 + 2²² + 7² + 2²² + 3³ .

It is not a weakly prime, because it can be changed into another prime (8672773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4336361 + 4336362.

It is an arithmetic number, because the mean of its divisors is an integer number (4336362).

Almost surely, 2^8672723 is an apocalyptic number.

8672723 is a deficient number, since it is larger than the sum of its proper divisors (1).

8672723 is an equidigital number, since it uses as much as digits as its factorization.

8672723 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 28224, while the sum is 35.

The square root of 8672723 is about 2944.9487262090. The cubic root of 8672723 is about 205.4558406820.

The spelling of 8672723 in words is "eight million, six hundred seventy-two thousand, seven hundred twenty-three".