220142626 has 16 divisors (see below), whose sum is σ = 379193760. Its totient is φ = 94798080.

The previous prime is 220142609. The next prime is 220142627. The reversal of 220142626 is 626241022.

It is a self number, because there is not a number n which added to its sum of digits gives 220142626.

It is not an unprimeable number, because it can be changed into a prime (220142627) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 262911 + ... + 263746.

It is an arithmetic number, because the mean of its divisors is an integer number (23699610).

Almost surely, 2^220142626 is an apocalyptic number.

220142626 is a deficient number, since it is larger than the sum of its proper divisors (159051134).

220142626 is a wasteful number, since it uses less digits than its factorization.

220142626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 526689.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 220142626 is about 14837.2041166791. The cubic root of 220142626 is about 603.8115009785.

Adding to 220142626 its reverse (626241022), we get a palindrome (846383648).

The spelling of 220142626 in words is "two hundred twenty million, one hundred forty-two thousand, six hundred twenty-six".