3221542032 has 80 divisors (see below), whose sum is σ = 8409670080. Its totient is φ = 1062637056.

The previous prime is 3221542019. The next prime is 3221542033. The reversal of 3221542032 is 2302451223.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 3221541993 and 3221542011.

It is not an unprimeable number, because it can be changed into a prime (3221542033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2207319 + ... + 2208777.

It is an arithmetic number, because the mean of its divisors is an integer number (105120876).

Almost surely, 2^3221542032 is an apocalyptic number.

It is an amenable number.

3221542032 is an abundant number, since it is smaller than the sum of its proper divisors (5188128048).

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

3221542032 is a wasteful number, since it uses less digits than its factorization.

3221542032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1920 (or 1914 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 3221542032 is about 56758.6295817649. The cubic root of 3221542032 is about 1476.9119370921.

Adding to 3221542032 its reverse (2302451223), we get a palindrome (5523993255).

It can be divided in two parts, 32215 and 42032, that added together give a palindrome (74247).

The spelling of 3221542032 in words is "three billion, two hundred twenty-one million, five hundred forty-two thousand, thirty-two".