82224911 has 4 divisors (see below), whose sum is σ = 82353432. Its totient is φ = 82096392.

The previous prime is 82224881. The next prime is 82224917. The reversal of 82224911 is 11942228.

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 82224911 - 2⁶ = 82224847 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82224917) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63296 + ... + 64581.

It is an arithmetic number, because the mean of its divisors is an integer number (20588358).

Almost surely, 2^82224911 is an apocalyptic number.

82224911 is a deficient number, since it is larger than the sum of its proper divisors (128521).

82224911 is a wasteful number, since it uses less digits than its factorization.

82224911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128520.

The product of its digits is 2304, while the sum is 29.

The square root of 82224911 is about 9067.7952667669. The cubic root of 82224911 is about 434.8449899098.

The spelling of 82224911 in words is "eighty-two million, two hundred twenty-four thousand, nine hundred eleven".