84222368 has 12 divisors (see below), whose sum is σ = 165812850. Its totient is φ = 42111168.

The previous prime is 84222367. The next prime is 84222419. The reversal of 84222368 is 86322248.

It can be written as a sum of positive squares in only one way, i.e., 82228624 + 1993744 = 9068^2 + 1412^2 .

It is not an unprimeable number, because it can be changed into a prime (84222361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1315943 + ... + 1316006.

Almost surely, 2^84222368 is an apocalyptic number.

It is an amenable number.

84222368 is a deficient number, since it is larger than the sum of its proper divisors (81590482).

84222368 is a wasteful number, since it uses less digits than its factorization.

84222368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2631959 (or 2631951 counting only the distinct ones).

The product of its digits is 36864, while the sum is 35.

The square root of 84222368 is about 9177.2745409517. The cubic root of 84222368 is about 438.3380278074.

The spelling of 84222368 in words is "eighty-four million, two hundred twenty-two thousand, three hundred sixty-eight".