343491432 has 32 divisors (see below), whose sum is σ = 865291680. Its totient is φ = 113622080.

The previous prime is 343491419. The next prime is 343491479. The reversal of 343491432 is 234194343.

It is a junction number, because it is equal to n+sod(n) for n = 343491393 and 343491402.

It is an unprimeable number.

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, 51483 + ... + 57770.

It is an arithmetic number, because the mean of its divisors is an integer number (27040365).

Almost surely, 2^343491432 is an apocalyptic number.

It is an amenable number.

343491432 is an abundant number, since it is smaller than the sum of its proper divisors (521800248).

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

343491432 is a wasteful number, since it uses less digits than its factorization.

343491432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109393 (or 109389 counting only the distinct ones).

The product of its digits is 31104, while the sum is 33.

The square root of 343491432 is about 18533.5218455641. The cubic root of 343491432 is about 700.3341479507.

The spelling of 343491432 in words is "three hundred forty-three million, four hundred ninety-one thousand, four hundred thirty-two".