2052220 has 12 divisors (see below), whose sum is σ = 4309704. Its totient is φ = 820880.

The previous prime is 2052217. The next prime is 2052311. The reversal of 2052220 is 222502.

It is a self number, because there is not a number n which added to its sum of digits gives 2052220.

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, 51286 + ... + 51325.

It is an arithmetic number, because the mean of its divisors is an integer number (359142).

2^2052220 is an apocalyptic number.

2052220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2052220 is an abundant number, since it is smaller than the sum of its proper divisors (2257484).

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

2052220 is a wasteful number, since it uses less digits than its factorization.

2052220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102620 (or 102618 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 13.

The square root of 2052220 is about 1432.5571541827. The cubic root of 2052220 is about 127.0792486967.

Adding to 2052220 its reverse (222502), we get a palindrome (2274722).

The spelling of 2052220 in words is "two million, fifty-two thousand, two hundred twenty".