3443452021 has 8 divisors (see below), whose sum is σ = 3463640000. Its totient is φ = 3423293280.

The previous prime is 3443452003. The next prime is 3443452037. The reversal of 3443452021 is 1202543443.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3443452021 - 2⁵ = 3443451989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3443452081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 256330 + ... + 269428.

It is an arithmetic number, because the mean of its divisors is an integer number (432955000).

Almost surely, 2^3443452021 is an apocalyptic number.

It is an amenable number.

3443452021 is a deficient number, since it is larger than the sum of its proper divisors (20187979).

3443452021 is a wasteful number, since it uses less digits than its factorization.

3443452021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14619.

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 3443452021 is about 58680.9340501666. The cubic root of 3443452021 is about 1510.0732419191.

Adding to 3443452021 its reverse (1202543443), we get a palindrome (4645995464).

The spelling of 3443452021 in words is "three billion, four hundred forty-three million, four hundred fifty-two thousand, twenty-one".