82347523 has 2 divisors, whose sum is σ = 82347524. Its totient is φ = 82347522.

The previous prime is 82347493. The next prime is 82347527. The reversal of 82347523 is 32574328.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 82347523 - 2⁵ = 82347491 is a prime.

It is a super-2 number, since 2×82347523² = 13562229088471058, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (82347527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41173761 + 41173762.

It is an arithmetic number, because the mean of its divisors is an integer number (41173762).

Almost surely, 2^82347523 is an apocalyptic number.

82347523 is a deficient number, since it is larger than the sum of its proper divisors (1).

82347523 is an equidigital number, since it uses as much as digits as its factorization.

82347523 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40320, while the sum is 34.

The square root of 82347523 is about 9074.5535978361. The cubic root of 82347523 is about 435.0610263613.

The spelling of 82347523 in words is "eighty-two million, three hundred forty-seven thousand, five hundred twenty-three".