2220126 has 8 divisors (see below), whose sum is σ = 4440264. Its totient is φ = 740040.

The previous prime is 2220089. The next prime is 2220151. The reversal of 2220126 is 6210222.

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

2220126 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 185005 + ... + 185016.

It is an arithmetic number, because the mean of its divisors is an integer number (555033).

2^2220126 is an apocalyptic number.

2220126 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2220126 is a wasteful number, since it uses less digits than its factorization.

2220126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370026.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 2220126 is about 1490.0087248067. The cubic root of 2220126 is about 130.4545429676.

Adding to 2220126 its product of nonzero digits (96), we get a palindrome (2220222).

Adding to 2220126 its reverse (6210222), we get a palindrome (8430348).

It can be divided in two parts, 2220 and 126, that added together give a triangular number (2346 = T₆₈).

The spelling of 2220126 in words is "two million, two hundred twenty thousand, one hundred twenty-six".