4512226421 has 8 divisors (see below), whose sum is σ = 4727303424. Its totient is φ = 4301494560.

The previous prime is 4512226417. The next prime is 4512226469. The reversal of 4512226421 is 1246222154.

4512226421 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 4512226421 - 2² = 4512226417 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4512226471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1084160 + ... + 1088313.

It is an arithmetic number, because the mean of its divisors is an integer number (590912928).

Almost surely, 2^4512226421 is an apocalyptic number.

It is an amenable number.

4512226421 is a deficient number, since it is larger than the sum of its proper divisors (215077003).

4512226421 is a wasteful number, since it uses less digits than its factorization.

4512226421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2172571.

The product of its digits is 7680, while the sum is 29.

The square root of 4512226421 is about 67173.1078706353. The cubic root of 4512226421 is about 1652.4574853931.

Adding to 4512226421 its reverse (1246222154), we get a palindrome (5758448575).

The spelling of 4512226421 in words is "four billion, five hundred twelve million, two hundred twenty-six thousand, four hundred twenty-one".