82224686 has 16 divisors (see below), whose sum is σ = 130561200. Its totient is φ = 38770368.

The previous prime is 82224683. The next prime is 82224689. The reversal of 82224686 is 68642228.

It is an interprime number because it is at equal distance from previous prime (82224683) and next prime (82224689).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82224683) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13991 + ... + 18978.

It is an arithmetic number, because the mean of its divisors is an integer number (8160075).

Almost surely, 2^82224686 is an apocalyptic number.

82224686 is a gapful number since it is divisible by the number (86) formed by its first and last digit.

82224686 is a deficient number, since it is larger than the sum of its proper divisors (48336514).

82224686 is a wasteful number, since it uses less digits than its factorization.

82224686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33043.

The product of its digits is 73728, while the sum is 38.

The square root of 82224686 is about 9067.7828602145. The cubic root of 82224686 is about 434.8445932732.

The spelling of 82224686 in words is "eighty-two million, two hundred twenty-four thousand, six hundred eighty-six".