2600220 has 96 divisors (see below), whose sum is σ = 8580096. Its totient is φ = 576000.

The previous prime is 2600209. The next prime is 2600231. The reversal of 2600220 is 220062.

It is an interprime number because it is at equal distance from previous prime (2600209) and next prime (2600231).

It is a super-2 number, since 2×2600220² = 13522288096800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 2600196 and 2600205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17145 + ... + 17295.

It is an arithmetic number, because the mean of its divisors is an integer number (89376).

2^2600220 is an apocalyptic number.

2600220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2600220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4290048).

2600220 is an abundant number, since it is smaller than the sum of its proper divisors (5979876).

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

2600220 is a wasteful number, since it uses less digits than its factorization.

2600220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211 (or 209 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 2600220 is about 1612.5197673207. The cubic root of 2600220 is about 137.5107649974.

Adding to 2600220 its reverse (220062), we get a palindrome (2820282).

The spelling of 2600220 in words is "two million, six hundred thousand, two hundred twenty".