32042403220 has 48 divisors (see below), whose sum is σ = 69885607680. Its totient is φ = 12331624064.

The previous prime is 32042403203. The next prime is 32042403229. The reversal of 32042403220 is 2230424023.

It is a super-2 number, since 2×32042403220² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 32042403191 and 32042403200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32042403229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 233419 + ... + 344338.

It is an arithmetic number, because the mean of its divisors is an integer number (1455950160).

Almost surely, 2^32042403220 is an apocalyptic number.

It is an amenable number.

32042403220 is an abundant number, since it is smaller than the sum of its proper divisors (37843204460).

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

32042403220 is a wasteful number, since it uses less digits than its factorization.

32042403220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 577872 (or 577870 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 22.

Adding to 32042403220 its reverse (2230424023), we get a palindrome (34272827243).

The spelling of 32042403220 in words is "thirty-two billion, forty-two million, four hundred three thousand, two hundred twenty".