4551445222 has 4 divisors (see below), whose sum is σ = 6827167836. Its totient is φ = 2275722610.

The previous prime is 4551445211. The next prime is 4551445243. The reversal of 4551445222 is 2225441554.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1137861304 + ... + 1137861307.

It is an arithmetic number, because the mean of its divisors is an integer number (1706791959).

Almost surely, 2^4551445222 is an apocalyptic number.

4551445222 is a deficient number, since it is larger than the sum of its proper divisors (2275722614).

4551445222 is a wasteful number, since it uses less digits than its factorization.

4551445222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2275722613.

The product of its digits is 64000, while the sum is 34.

The square root of 4551445222 is about 67464.3996638227. The cubic root of 4551445222 is about 1657.2312219831.

Adding to 4551445222 its reverse (2225441554), we get a palindrome (6776886776).

The spelling of 4551445222 in words is "four billion, five hundred fifty-one million, four hundred forty-five thousand, two hundred twenty-two".