3221402132 has 24 divisors (see below), whose sum is σ = 6126813000. Its totient is φ = 1473158016.

The previous prime is 3221402123. The next prime is 3221402141. The reversal of 3221402132 is 2312041223.

It is an interprime number because it is at equal distance from previous prime (3221402123) and next prime (3221402141).

It can be written as a sum of positive squares in 4 ways, for example, as 12859396 + 3208542736 = 3586^2 + 56644^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 278507 + ... + 289842.

It is an arithmetic number, because the mean of its divisors is an integer number (255283875).

Almost surely, 2^3221402132 is an apocalyptic number.

It is an amenable number.

3221402132 is a deficient number, since it is larger than the sum of its proper divisors (2905410868).

3221402132 is a wasteful number, since it uses less digits than its factorization.

3221402132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 568475 (or 568473 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 3221402132 is about 56757.3971566702. The cubic root of 3221402132 is about 1476.8905577890.

Adding to 3221402132 its reverse (2312041223), we get a palindrome (5533443355).

The spelling of 3221402132 in words is "three billion, two hundred twenty-one million, four hundred two thousand, one hundred thirty-two".