82547501 has 2 divisors, whose sum is σ = 82547502. Its totient is φ = 82547500.

The previous prime is 82547489. The next prime is 82547519. The reversal of 82547501 is 10574528.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 76545001 + 6002500 = 8749^2 + 2450^2 .

It is a cyclic number.

It is not a de Polignac number, because 82547501 - 2²⁶ = 15438637 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82546501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41273750 + 41273751.

It is an arithmetic number, because the mean of its divisors is an integer number (41273751).

Almost surely, 2^82547501 is an apocalyptic number.

It is an amenable number.

82547501 is a deficient number, since it is larger than the sum of its proper divisors (1).

82547501 is an equidigital number, since it uses as much as digits as its factorization.

82547501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11200, while the sum is 32.

The square root of 82547501 is about 9085.5655300042. The cubic root of 82547501 is about 435.4129183513.

The spelling of 82547501 in words is "eighty-two million, five hundred forty-seven thousand, five hundred one".