82022611 has 4 divisors (see below), whose sum is σ = 89479224. Its totient is φ = 74566000.

The previous prime is 82022597. The next prime is 82022617. The reversal of 82022611 is 11622028.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 82022611 - 2⁵ = 82022579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82022617) 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 3 ways as a sum of consecutive naturals, for example, 3728290 + ... + 3728311.

It is an arithmetic number, because the mean of its divisors is an integer number (22369806).

Almost surely, 2^82022611 is an apocalyptic number.

82022611 is a deficient number, since it is larger than the sum of its proper divisors (7456613).

82022611 is a wasteful number, since it uses less digits than its factorization.

82022611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7456612.

The product of its (nonzero) digits is 384, while the sum is 22.

The square root of 82022611 is about 9056.6335357019. The cubic root of 82022611 is about 434.4880770497.

Adding to 82022611 its reverse (11622028), we get a palindrome (93644639).

The spelling of 82022611 in words is "eighty-two million, twenty-two thousand, six hundred eleven".