4221326456 has 16 divisors (see below), whose sum is σ = 7991833200. Its totient is φ = 2090170944.

The previous prime is 4221326429. The next prime is 4221326497. The reversal of 4221326456 is 6546231224.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2560661 + ... + 2562308.

It is an arithmetic number, because the mean of its divisors is an integer number (499489575).

Almost surely, 2^4221326456 is an apocalyptic number.

It is an amenable number.

4221326456 is a deficient number, since it is larger than the sum of its proper divisors (3770506744).

4221326456 is a wasteful number, since it uses less digits than its factorization.

4221326456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5123078 (or 5123074 counting only the distinct ones).

The product of its digits is 69120, while the sum is 35.

The square root of 4221326456 is about 64971.7358241259. The cubic root of 4221326456 is about 1616.1548872471.

The spelling of 4221326456 in words is "four billion, two hundred twenty-one million, three hundred twenty-six thousand, four hundred fifty-six".