82223072 has 24 divisors (see below), whose sum is σ = 162710856. Its totient is φ = 40899712.

The previous prime is 82223027. The next prime is 82223083. The reversal of 82223072 is 27032228.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 218 + ... + 12825.

It is an arithmetic number, because the mean of its divisors is an integer number (6779619).

Almost surely, 2^82223072 is an apocalyptic number.

It is an amenable number.

82223072 is a deficient number, since it is larger than the sum of its proper divisors (80487784).

82223072 is a wasteful number, since it uses less digits than its factorization.

82223072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13250 (or 13242 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 82223072 is about 9067.6938633811. The cubic root of 82223072 is about 434.8417480459.

The spelling of 82223072 in words is "eighty-two million, two hundred twenty-three thousand, seventy-two".