3221424432 has 50 divisors (see below), whose sum is σ = 9323740668. Its totient is φ = 1073807712.

The previous prime is 3221424431. The next prime is 3221424433. The reversal of 3221424432 is 2344241223.

3221424432 is a `hidden beast` number, since 3 + 2 + 214 + 2 + 443 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (3221424431) and next prime (3221424433).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 3221424396 and 3221424405.

It is not an unprimeable number, because it can be changed into a prime (3221424431) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1241538 + ... + 1244129.

Almost surely, 2^3221424432 is an apocalyptic number.

It is an amenable number.

3221424432 is an abundant number, since it is smaller than the sum of its proper divisors (6102316236).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3221424432 is a wasteful number, since it uses less digits than its factorization.

3221424432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2485687 (or 2485672 counting only the distinct ones).

The product of its digits is 9216, while the sum is 27.

The square root of 3221424432 is about 56757.5936064946. The cubic root of 3221424432 is about 1476.8939656822.

Adding to 3221424432 its reverse (2344241223), we get a palindrome (5565665655).

The spelling of 3221424432 in words is "three billion, two hundred twenty-one million, four hundred twenty-four thousand, four hundred thirty-two".