4322021450 has 12 divisors (see below), whose sum is σ = 8038959990. Its totient is φ = 1728808560.

The previous prime is 4322021399. The next prime is 4322021477. The reversal of 4322021450 is 541202234.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 1617085369 + 2704936081 = 40213^2 + 52009^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 43220165 + ... + 43220264.

Almost surely, 2^4322021450 is an apocalyptic number.

4322021450 is a deficient number, since it is larger than the sum of its proper divisors (3716938540).

4322021450 is a wasteful number, since it uses less digits than its factorization.

4322021450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86440441 (or 86440436 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 4322021450 is about 65742.0827932915. The cubic root of 4322021450 is about 1628.9045608765.

Adding to 4322021450 its reverse (541202234), we get a palindrome (4863223684).

The spelling of 4322021450 in words is "four billion, three hundred twenty-two million, twenty-one thousand, four hundred fifty".