2064220 has 24 divisors (see below), whose sum is σ = 4485600. Its totient is φ = 796992.

The previous prime is 2064199. The next prime is 2064229. The reversal of 2064220 is 224602.

It is a super-2 number, since 2×2064220² = 8522008416800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2064194 and 2064203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2064229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1200 + ... + 2359.

It is an arithmetic number, because the mean of its divisors is an integer number (186900).

2^2064220 is an apocalyptic number.

2064220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2064220 is an abundant number, since it is smaller than the sum of its proper divisors (2421380).

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

2064220 is a wasteful number, since it uses less digits than its factorization.

2064220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3597 (or 3595 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 2064220 is about 1436.7393639766. The cubic root of 2064220 is about 127.3264587598.

Adding to 2064220 its reverse (224602), we get a palindrome (2288822).

The spelling of 2064220 in words is "two million, sixty-four thousand, two hundred twenty".