3232442021 has 4 divisors (see below), whose sum is σ = 3236380044. Its totient is φ = 3228504000.

The previous prime is 3232441981. The next prime is 3232442107. The reversal of 3232442021 is 1202442323.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1306461025 + 1925980996 = 36145^2 + 43886^2 .

It is a cyclic number.

It is not a de Polignac number, because 3232442021 - 2⁶ = 3232441957 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3234442021) 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, 1967780 + ... + 1969421.

It is an arithmetic number, because the mean of its divisors is an integer number (809095011).

Almost surely, 2^3232442021 is an apocalyptic number.

It is an amenable number.

3232442021 is a deficient number, since it is larger than the sum of its proper divisors (3938023).

3232442021 is an equidigital number, since it uses as much as digits as its factorization.

3232442021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3938022.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 3232442021 is about 56854.5690424261. The cubic root of 3232442021 is about 1478.5757574715.

Adding to 3232442021 its reverse (1202442323), we get a palindrome (4434884344).

The spelling of 3232442021 in words is "three billion, two hundred thirty-two million, four hundred forty-two thousand, twenty-one".