340431352 has 16 divisors (see below), whose sum is σ = 640143000. Its totient is φ = 169726560.

The previous prime is 340431347. The next prime is 340431353. The reversal of 340431352 is 253134043.

340431352 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340431353) 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 3 ways as a sum of consecutive naturals, for example, 58174 + ... + 63757.

Almost surely, 2^340431352 is an apocalyptic number.

It is an amenable number.

340431352 is a deficient number, since it is larger than the sum of its proper divisors (299711648).

340431352 is a wasteful number, since it uses less digits than its factorization.

340431352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122286 (or 122282 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 340431352 is about 18450.7818804516. The cubic root of 340431352 is about 698.2482402619.

Adding to 340431352 its reverse (253134043), we get a palindrome (593565395).

The spelling of 340431352 in words is "three hundred forty million, four hundred thirty-one thousand, three hundred fifty-two".