82226449 has 16 divisors (see below), whose sum is σ = 89109504. Its totient is φ = 75675600.

The previous prime is 82226447. The next prime is 82226461. The reversal of 82226449 is 94462228.

It is a cyclic number.

It is not a de Polignac number, because 82226449 - 2¹ = 82226447 is a prime.

It is a super-2 number, since 2×82226449² = 13522377830299202, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82226447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69634 + ... + 70804.

It is an arithmetic number, because the mean of its divisors is an integer number (5569344).

Almost surely, 2^82226449 is an apocalyptic number.

It is an amenable number.

82226449 is a deficient number, since it is larger than the sum of its proper divisors (6883055).

82226449 is a wasteful number, since it uses less digits than its factorization.

82226449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1308.

The product of its digits is 55296, while the sum is 37.

The square root of 82226449 is about 9067.8800719904. The cubic root of 82226449 is about 434.8477011215.

The spelling of 82226449 in words is "eighty-two million, two hundred twenty-six thousand, four hundred forty-nine".