82285613 has 2 divisors, whose sum is σ = 82285614. Its totient is φ = 82285612.

The previous prime is 82285603. The next prime is 82285633. The reversal of 82285613 is 31658228.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43072969 + 39212644 = 6563^2 + 6262^2 .

It is a cyclic number.

It is not a de Polignac number, because 82285613 - 2⁴ = 82285597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82285603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41142806 + 41142807.

It is an arithmetic number, because the mean of its divisors is an integer number (41142807).

Almost surely, 2^82285613 is an apocalyptic number.

It is an amenable number.

82285613 is a deficient number, since it is larger than the sum of its proper divisors (1).

82285613 is an equidigital number, since it uses as much as digits as its factorization.

82285613 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23040, while the sum is 35.

The square root of 82285613 is about 9071.1417693695. The cubic root of 82285613 is about 434.9519707398.

The spelling of 82285613 in words is "eighty-two million, two hundred eighty-five thousand, six hundred thirteen".