2532220 has 12 divisors (see below), whose sum is σ = 5317704. Its totient is φ = 1012880.

The previous prime is 2532209. The next prime is 2532223. The reversal of 2532220 is 222352.

It is a junction number, because it is equal to n+sod(n) for n = 2532194 and 2532203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2532223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63286 + ... + 63325.

It is an arithmetic number, because the mean of its divisors is an integer number (443142).

2^2532220 is an apocalyptic number.

2532220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2532220 is an abundant number, since it is smaller than the sum of its proper divisors (2785484).

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

2532220 is a wasteful number, since it uses less digits than its factorization.

2532220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126620 (or 126618 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 2532220 is about 1591.2950700609. The cubic root of 2532220 is about 136.3014507031.

Adding to 2532220 its reverse (222352), we get a palindrome (2754572).

It can be divided in two parts, 2532 and 220, that multiplied together give a triangular number (557040 = T₁₀₅₅).

The spelling of 2532220 in words is "two million, five hundred thirty-two thousand, two hundred twenty".