82253719 has 2 divisors, whose sum is σ = 82253720. Its totient is φ = 82253718.

The previous prime is 82253683. The next prime is 82253723. The reversal of 82253719 is 91735228.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 82253719 - 2⁹ = 82253207 is a prime.

It is a super-2 number, since 2×82253719² = 13531348578661922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82253219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41126859 + 41126860.

It is an arithmetic number, because the mean of its divisors is an integer number (41126860).

Almost surely, 2^82253719 is an apocalyptic number.

82253719 is a deficient number, since it is larger than the sum of its proper divisors (1).

82253719 is an equidigital number, since it uses as much as digits as its factorization.

82253719 is an evil number, because the sum of its binary digits is even.

The product of its digits is 30240, while the sum is 37.

The square root of 82253719 is about 9069.3836063980. The cubic root of 82253719 is about 434.8957675132.

The spelling of 82253719 in words is "eighty-two million, two hundred fifty-three thousand, seven hundred nineteen".