72083222 has 16 divisors (see below), whose sum is σ = 111792912. Its totient is φ = 34836480.

The previous prime is 72083203. The next prime is 72083237. The reversal of 72083222 is 22238027.

It is a junction number, because it is equal to n+sod(n) for n = 72083191 and 72083200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4022 + ... + 12662.

It is an arithmetic number, because the mean of its divisors is an integer number (6987057).

Almost surely, 2^72083222 is an apocalyptic number.

72083222 is a deficient number, since it is larger than the sum of its proper divisors (39709690).

72083222 is a wasteful number, since it uses less digits than its factorization.

72083222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8783.

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

The square root of 72083222 is about 8490.1838613778. The cubic root of 72083222 is about 416.1769887605.

The spelling of 72083222 in words is "seventy-two million, eighty-three thousand, two hundred twenty-two".