220422626 has 8 divisors (see below), whose sum is σ = 330860460. Its totient is φ = 110135808.

The previous prime is 220422619. The next prime is 220422637. The reversal of 220422626 is 626224022.

It can be written as a sum of positive squares in 2 ways, for example, as 215355625 + 5067001 = 14675^2 + 2251^2 .

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

It is a super-2 number, since 2×220422626² = 97172268105471752, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 220422595 and 220422604.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34031 + ... + 39986.

Almost surely, 2^220422626 is an apocalyptic number.

220422626 is a deficient number, since it is larger than the sum of its proper divisors (110437834).

220422626 is a wasteful number, since it uses less digits than its factorization.

220422626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75508.

The product of its (nonzero) digits is 4608, while the sum is 26.

The square root of 220422626 is about 14846.6368582248. The cubic root of 220422626 is about 604.0673890134.

Adding to 220422626 its reverse (626224022), we get a palindrome (846646648).

The spelling of 220422626 in words is "two hundred twenty million, four hundred twenty-two thousand, six hundred twenty-six".