3242540220 has 48 divisors (see below), whose sum is σ = 9613181088. Its totient is φ = 813813760.

The previous prime is 3242540183. The next prime is 3242540233. The reversal of 3242540220 is 220452423.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1588461 + ... + 1590500.

It is an arithmetic number, because the mean of its divisors is an integer number (200274606).

Almost surely, 2^3242540220 is an apocalyptic number.

3242540220 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3242540220 is an abundant number, since it is smaller than the sum of its proper divisors (6370640868).

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

3242540220 is a wasteful number, since it uses less digits than its factorization.

3242540220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3178990 (or 3178988 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 24.

The square root of 3242540220 is about 56943.3070694002. The cubic root of 3242540220 is about 1480.1138547667.

Adding to 3242540220 its reverse (220452423), we get a palindrome (3462992643).

The spelling of 3242540220 in words is "three billion, two hundred forty-two million, five hundred forty thousand, two hundred twenty".