82444783 has 2 divisors, whose sum is σ = 82444784. Its totient is φ = 82444782.

The previous prime is 82444777. The next prime is 82444787. The reversal of 82444783 is 38744428.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 82444783 - 2⁵ = 82444751 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82444787) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41222391 + 41222392.

It is an arithmetic number, because the mean of its divisors is an integer number (41222392).

Almost surely, 2^82444783 is an apocalyptic number.

82444783 is a deficient number, since it is larger than the sum of its proper divisors (1).

82444783 is an equidigital number, since it uses as much as digits as its factorization.

82444783 is an evil number, because the sum of its binary digits is even.

The product of its digits is 172032, while the sum is 40.

The square root of 82444783 is about 9079.9109577132. The cubic root of 82444783 is about 435.2322413369.

The spelling of 82444783 in words is "eighty-two million, four hundred forty-four thousand, seven hundred eighty-three".