4421423450 has 24 divisors (see below), whose sum is σ = 8278324320. Its totient is φ = 1756854000.

The previous prime is 4421423449. The next prime is 4421423459. The reversal of 4421423450 is 543241244.

It is not an unprimeable number, because it can be changed into a prime (4421423459) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 285260 + ... + 300359.

It is an arithmetic number, because the mean of its divisors is an integer number (344930180).

Almost surely, 2^4421423450 is an apocalyptic number.

4421423450 is a deficient number, since it is larger than the sum of its proper divisors (3856900870).

4421423450 is a wasteful number, since it uses less digits than its factorization.

4421423450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 585782 (or 585777 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 29.

The square root of 4421423450 is about 66493.7850479276. The cubic root of 4421423450 is about 1641.2977347272.

Adding to 4421423450 its reverse (543241244), we get a palindrome (4964664694).

The spelling of 4421423450 in words is "four billion, four hundred twenty-one million, four hundred twenty-three thousand, four hundred fifty".