3432432321 has 32 divisors (see below), whose sum is σ = 5203392000. Its totient is φ = 2235533904.

The previous prime is 3432432319. The next prime is 3432432323. The reversal of 3432432321 is 1232342343.

It is an interprime number because it is at equal distance from previous prime (3432432319) and next prime (3432432323).

It is not a de Polignac number, because 3432432321 - 2¹ = 3432432319 is a prime.

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

It is not an unprimeable number, because it can be changed into a prime (3432432323) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 253050 + ... + 266268.

It is an arithmetic number, because the mean of its divisors is an integer number (162606000).

Almost surely, 2^3432432321 is an apocalyptic number.

It is an amenable number.

3432432321 is a deficient number, since it is larger than the sum of its proper divisors (1770959679).

3432432321 is a wasteful number, since it uses less digits than its factorization.

3432432321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13450 (or 13444 counting only the distinct ones).

The product of its digits is 10368, while the sum is 27.

The square root of 3432432321 is about 58586.9637462123. The cubic root of 3432432321 is about 1508.4606802023.

Adding to 3432432321 its reverse (1232342343), we get a palindrome (4664774664).

The spelling of 3432432321 in words is "three billion, four hundred thirty-two million, four hundred thirty-two thousand, three hundred twenty-one".