220246626 has 16 divisors (see below), whose sum is σ = 442339200. Its totient is φ = 73107888.

The previous prime is 220246573. The next prime is 220246639. The reversal of 220246626 is 626642022.

It is a junction number, because it is equal to n+sod(n) for n = 220246593 and 220246602.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75361 + ... + 78228.

It is an arithmetic number, because the mean of its divisors is an integer number (27646200).

Almost surely, 2^220246626 is an apocalyptic number.

220246626 is an abundant number, since it is smaller than the sum of its proper divisors (222092574).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220246626 is a wasteful number, since it uses less digits than its factorization.

220246626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153833.

The product of its (nonzero) digits is 13824, while the sum is 30.

The square root of 220246626 is about 14840.7084062723. The cubic root of 220246626 is about 603.9065704206.

Adding to 220246626 its reverse (626642022), we get a palindrome (846888648).

It can be divided in two parts, 2202 and 46626, that added together give a triangular number (48828 = T₃₁₂).

The spelling of 220246626 in words is "two hundred twenty million, two hundred forty-six thousand, six hundred twenty-six".