3221422401 has 4 divisors (see below), whose sum is σ = 4295229872. Its totient is φ = 2147614932.

The previous prime is 3221422397. The next prime is 3221422403. The reversal of 3221422401 is 1042241223.

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 not a de Polignac number, because 3221422401 - 2² = 3221422397 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3221422403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 536903731 + ... + 536903736.

It is an arithmetic number, because the mean of its divisors is an integer number (1073807468).

Almost surely, 2^3221422401 is an apocalyptic number.

It is an amenable number.

3221422401 is a deficient number, since it is larger than the sum of its proper divisors (1073807471).

3221422401 is a wasteful number, since it uses less digits than its factorization.

3221422401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1073807470.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 3221422401 is about 56757.5757146128. The cubic root of 3221422401 is about 1476.8936553048.

Adding to 3221422401 its reverse (1042241223), we get a palindrome (4263663624).

It can be divided in two parts, 32214 and 22401, that added together give a triangular number (54615 = T₃₃₀).

The spelling of 3221422401 in words is "three billion, two hundred twenty-one million, four hundred twenty-two thousand, four hundred one".