343431012 has 48 divisors (see below), whose sum is σ = 823746560. Its totient is φ = 111320352.

The previous prime is 343430993. The next prime is 343431019. The reversal of 343431012 is 210134343.

It is a self number, because there is not a number n which added to its sum of digits gives 343431012.

It is not an unprimeable number, because it can be changed into a prime (343431019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60813 + ... + 66219.

Almost surely, 2^343431012 is an apocalyptic number.

It is an amenable number.

343431012 is an abundant number, since it is smaller than the sum of its proper divisors (480315548).

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

343431012 is a wasteful number, since it uses less digits than its factorization.

343431012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5560 (or 5558 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 343431012 is about 18531.8917544864. The cubic root of 343431012 is about 700.2930827144.

Adding to 343431012 its reverse (210134343), we get a palindrome (553565355).

The spelling of 343431012 in words is "three hundred forty-three million, four hundred thirty-one thousand, twelve".