82226443 has 12 divisors (see below), whose sum is σ = 91217448. Its totient is φ = 74043840.

The previous prime is 82226429. The next prime is 82226447. The reversal of 82226443 is 34462228.

It is not a de Polignac number, because 82226443 - 2¹³ = 82218251 is a prime.

It is a super-2 number, since 2×82226443² = 13522375856864498, 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 polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 996 + ... + 12862.

It is an arithmetic number, because the mean of its divisors is an integer number (7601454).

Almost surely, 2^82226443 is an apocalyptic number.

82226443 is a deficient number, since it is larger than the sum of its proper divisors (8991005).

82226443 is a wasteful number, since it uses less digits than its factorization.

82226443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11934 (or 11921 counting only the distinct ones).

The product of its digits is 18432, while the sum is 31.

The square root of 82226443 is about 9067.8797411523. The cubic root of 82226443 is about 434.8476905446.

The spelling of 82226443 in words is "eighty-two million, two hundred twenty-six thousand, four hundred forty-three".