83222645 has 8 divisors (see below), whose sum is σ = 108946080. Its totient is φ = 60525520.

The previous prime is 83222617. The next prime is 83222653. The reversal of 83222645 is 54622238.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 83222645 - 2⁸ = 83222389 is a prime.

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, 756515 + ... + 756624.

It is an arithmetic number, because the mean of its divisors is an integer number (13618260).

Almost surely, 2^83222645 is an apocalyptic number.

It is an amenable number.

83222645 is a deficient number, since it is larger than the sum of its proper divisors (25723435).

83222645 is a wasteful number, since it uses less digits than its factorization.

83222645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1513155.

The product of its digits is 23040, while the sum is 32.

The square root of 83222645 is about 9122.6446275189. The cubic root of 83222645 is about 436.5967563493.

The spelling of 83222645 in words is "eighty-three million, two hundred twenty-two thousand, six hundred forty-five".