340444668 has 12 divisors (see below), whose sum is σ = 794370920. Its totient is φ = 113481552.

The previous prime is 340444667. The next prime is 340444681. The reversal of 340444668 is 866444043.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340444667) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14185183 + ... + 14185206.

Almost surely, 2^340444668 is an apocalyptic number.

It is an amenable number.

340444668 is an abundant number, since it is smaller than the sum of its proper divisors (453926252).

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

340444668 is a wasteful number, since it uses less digits than its factorization.

340444668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28370396 (or 28370394 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 39.

The square root of 340444668 is about 18451.1427288393. The cubic root of 340444668 is about 698.2573441554.

The spelling of 340444668 in words is "three hundred forty million, four hundred forty-four thousand, six hundred sixty-eight".