4332001021 has 4 divisors (see below), whose sum is σ = 4335521344. Its totient is φ = 4328480700.

The previous prime is 4332001019. The next prime is 4332001027. The reversal of 4332001021 is 1201002334.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4332001021 - 2¹ = 4332001019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4332000986 and 4332001004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4332001027) 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, 1758315 + ... + 1760776.

It is an arithmetic number, because the mean of its divisors is an integer number (1083880336).

Almost surely, 2^4332001021 is an apocalyptic number.

It is an amenable number.

4332001021 is a deficient number, since it is larger than the sum of its proper divisors (3520323).

4332001021 is a wasteful number, since it uses less digits than its factorization.

4332001021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3520322.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 4332001021 is about 65817.9384438619. The cubic root of 4332001021 is about 1630.1573136588.

Adding to 4332001021 its reverse (1201002334), we get a palindrome (5533003355).

The spelling of 4332001021 in words is "four billion, three hundred thirty-two million, one thousand, twenty-one".