220106624 has 16 divisors (see below), whose sum is σ = 438493920. Its totient is φ = 110053248.

The previous prime is 220106617. The next prime is 220106641. The reversal of 220106624 is 426601022.

It is a tau number, because it is divible by the number of its divisors (16).

It is a self number, because there is not a number n which added to its sum of digits gives 220106624.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 859664 + ... + 859919.

It is an arithmetic number, because the mean of its divisors is an integer number (27405870).

Almost surely, 2^220106624 is an apocalyptic number.

It is an amenable number.

220106624 is a deficient number, since it is larger than the sum of its proper divisors (218387296).

220106624 is an equidigital number, since it uses as much as digits as its factorization.

220106624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1719597 (or 1719585 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 220106624 is about 14835.9908331058. The cubic root of 220106624 is about 603.7785835207.

Adding to 220106624 its reverse (426601022), we get a palindrome (646707646).

The spelling of 220106624 in words is "two hundred twenty million, one hundred six thousand, six hundred twenty-four".