3220343432 has 8 divisors (see below), whose sum is σ = 6038143950. Its totient is φ = 1610171712.

The previous prime is 3220343431. The next prime is 3220343443. The reversal of 3220343432 is 2343430223.

It can be written as a sum of positive squares in only one way, i.e., 3177125956 + 43217476 = 56366^2 + 6574^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×3220343432² = 20741223640051077248, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3220343431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201271457 + ... + 201271472.

Almost surely, 2^3220343432 is an apocalyptic number.

It is an amenable number.

3220343432 is a deficient number, since it is larger than the sum of its proper divisors (2817800518).

3220343432 is a wasteful number, since it uses less digits than its factorization.

3220343432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402542935 (or 402542931 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 26.

The square root of 3220343432 is about 56748.0698526390. The cubic root of 3220343432 is about 1476.7287488117.

Adding to 3220343432 its reverse (2343430223), we get a palindrome (5563773655).

The spelling of 3220343432 in words is "three billion, two hundred twenty million, three hundred forty-three thousand, four hundred thirty-two".