82456723 has 2 divisors, whose sum is σ = 82456724. Its totient is φ = 82456722.

The previous prime is 82456709. The next prime is 82456727. The reversal of 82456723 is 32765428.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 82456723 - 2⁵ = 82456691 is a prime.

It is a super-2 number, since 2×82456723² = 13598222335797458, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (82456727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41228361 + 41228362.

It is an arithmetic number, because the mean of its divisors is an integer number (41228362).

Almost surely, 2^82456723 is an apocalyptic number.

82456723 is a deficient number, since it is larger than the sum of its proper divisors (1).

82456723 is an equidigital number, since it uses as much as digits as its factorization.

82456723 is an evil number, because the sum of its binary digits is even.

The product of its digits is 80640, while the sum is 37.

The square root of 82456723 is about 9080.5684293441. The cubic root of 82456723 is about 435.2532510436.

The spelling of 82456723 in words is "eighty-two million, four hundred fifty-six thousand, seven hundred twenty-three".