4420220426 has 8 divisors (see below), whose sum is σ = 6858962820. Its totient is φ = 2133899488.

The previous prime is 4420220423. The next prime is 4420220443. The reversal of 4420220426 is 6240220244.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4212139801 + 208080625 = 64901^2 + 14425^2 .

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

It is a super-2 number, since 2×4420220426² = 39076697228855242952, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4420220395 and 4420220404.

It is not an unprimeable number, because it can be changed into a prime (4420220423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38105291 + ... + 38105406.

Almost surely, 2^4420220426 is an apocalyptic number.

4420220426 is a deficient number, since it is larger than the sum of its proper divisors (2438742394).

4420220426 is a wasteful number, since it uses less digits than its factorization.

4420220426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76210728.

The product of its (nonzero) digits is 6144, while the sum is 26.

The square root of 4420220426 is about 66484.7382938370. The cubic root of 4420220426 is about 1641.1488611274.

The spelling of 4420220426 in words is "four billion, four hundred twenty million, two hundred twenty thousand, four hundred twenty-six".