4221234415 has 4 divisors (see below), whose sum is σ = 5065481304. Its totient is φ = 3376987528.

The previous prime is 4221234383. The next prime is 4221234421. The reversal of 4221234415 is 5144321224.

4221234415 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 4221234415 - 2⁵ = 4221234383 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 422123437 + ... + 422123446.

It is an arithmetic number, because the mean of its divisors is an integer number (1266370326).

Almost surely, 2^4221234415 is an apocalyptic number.

4221234415 is a deficient number, since it is larger than the sum of its proper divisors (844246889).

4221234415 is an equidigital number, since it uses as much as digits as its factorization.

4221234415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 844246888.

The product of its digits is 7680, while the sum is 28.

The square root of 4221234415 is about 64971.0275045731. The cubic root of 4221234415 is about 1616.1431410504.

Adding to 4221234415 its reverse (5144321224), we get a palindrome (9365555639).

The spelling of 4221234415 in words is "four billion, two hundred twenty-one million, two hundred thirty-four thousand, four hundred fifteen".