4220322506 has 8 divisors (see below), whose sum is σ = 6401613060. Its totient is φ = 2086451488.

The previous prime is 4220322493. The next prime is 4220322511. The reversal of 4220322506 is 6052230224.

4220322506 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 3104161225 + 1116161281 = 55715^2 + 33409^2 .

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

It is a super-2 number, since 2×4220322506² = 35622244109300240072, which contains 22 as substring.

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, 11854661 + ... + 11855016.

Almost surely, 2^4220322506 is an apocalyptic number.

4220322506 is a deficient number, since it is larger than the sum of its proper divisors (2181290554).

4220322506 is a wasteful number, since it uses less digits than its factorization.

4220322506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23709768.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 4220322506 is about 64964.0093128495. The cubic root of 4220322506 is about 1616.0267547465.

The spelling of 4220322506 in words is "four billion, two hundred twenty million, three hundred twenty-two thousand, five hundred six".