82457743 has 2 divisors, whose sum is σ = 82457744. Its totient is φ = 82457742.

The previous prime is 82457707. The next prime is 82457779. The reversal of 82457743 is 34775428.

It is a balanced prime because it is at equal distance from previous prime (82457707) and next prime (82457779).

It is a cyclic number.

It is not a de Polignac number, because 82457743 - 2²⁵ = 48903311 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 82457696 and 82457705.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82455743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41228871 + 41228872.

It is an arithmetic number, because the mean of its divisors is an integer number (41228872).

Almost surely, 2^82457743 is an apocalyptic number.

82457743 is a deficient number, since it is larger than the sum of its proper divisors (1).

82457743 is an equidigital number, since it uses as much as digits as its factorization.

82457743 is an evil number, because the sum of its binary digits is even.

The product of its digits is 188160, while the sum is 40.

The square root of 82457743 is about 9080.6245930553. The cubic root of 82457743 is about 435.2550457486.

The spelling of 82457743 in words is "eighty-two million, four hundred fifty-seven thousand, seven hundred forty-three".