3422443021 has 4 divisors (see below), whose sum is σ = 3422630592. Its totient is φ = 3422255452.

The previous prime is 3422443019. The next prime is 3422443027. The reversal of 3422443021 is 1203442243.

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, and also an emirpimes, since its reverse is a distinct semiprime: 1203442243 = 8387 ⋅143489.

It is a cyclic number.

It is not a de Polignac number, because 3422443021 - 2¹ = 3422443019 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 (3422443027) 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 3 ways as a sum of consecutive naturals, for example, 63061 + ... + 104026.

It is an arithmetic number, because the mean of its divisors is an integer number (855657648).

Almost surely, 2^3422443021 is an apocalyptic number.

It is an amenable number.

3422443021 is a deficient number, since it is larger than the sum of its proper divisors (187571).

3422443021 is a wasteful number, since it uses less digits than its factorization.

3422443021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187570.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 3422443021 is about 58501.6497288752. The cubic root of 3422443021 is about 1506.9959164135.

Adding to 3422443021 its reverse (1203442243), we get a palindrome (4625885264).

The spelling of 3422443021 in words is "three billion, four hundred twenty-two million, four hundred forty-three thousand, twenty-one".