340307368 has 8 divisors (see below), whose sum is σ = 638076330. Its totient is φ = 170153680.

The previous prime is 340307353. The next prime is 340307369. The reversal of 340307368 is 863703043.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 284327044 + 55980324 = 16862^2 + 7482^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (340307369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21269203 + ... + 21269218.

Almost surely, 2^340307368 is an apocalyptic number.

It is an amenable number.

340307368 is a deficient number, since it is larger than the sum of its proper divisors (297768962).

340307368 is a wasteful number, since it uses less digits than its factorization.

340307368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42538427 (or 42538423 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 34.

The square root of 340307368 is about 18447.4217168687. The cubic root of 340307368 is about 698.1634633838.

The spelling of 340307368 in words is "three hundred forty million, three hundred seven thousand, three hundred sixty-eight".