3431032420 has 24 divisors (see below), whose sum is σ = 7291980864. Its totient is φ = 1355877216.

The previous prime is 3431032417. The next prime is 3431032421. The reversal of 3431032420 is 242301343.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 3431032391 and 3431032400.

It is not an unprimeable number, because it can be changed into a prime (3431032421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1031784 + ... + 1035103.

It is an arithmetic number, because the mean of its divisors is an integer number (303832536).

Almost surely, 2^3431032420 is an apocalyptic number.

It is an amenable number.

3431032420 is an abundant number, since it is smaller than the sum of its proper divisors (3860948444).

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

3431032420 is a wasteful number, since it uses less digits than its factorization.

3431032420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2066979 (or 2066977 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 3431032420 is about 58575.0153222344. The cubic root of 3431032420 is about 1508.2555795075.

Adding to 3431032420 its reverse (242301343), we get a palindrome (3673333763).

The spelling of 3431032420 in words is "three billion, four hundred thirty-one million, thirty-two thousand, four hundred twenty".