345207768 has 32 divisors (see below), whose sum is σ = 870663600. Its totient is φ = 114050048.

The previous prime is 345207739. The next prime is 345207769. The reversal of 345207768 is 867702543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345207769) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60933 + ... + 66356.

Almost surely, 2^345207768 is an apocalyptic number.

It is an amenable number.

345207768 is an abundant number, since it is smaller than the sum of its proper divisors (525455832).

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

345207768 is a wasteful number, since it uses less digits than its factorization.

345207768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127411 (or 127407 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 42.

The square root of 345207768 is about 18579.7677057599. The cubic root of 345207768 is about 701.4986721061.

The spelling of 345207768 in words is "three hundred forty-five million, two hundred seven thousand, seven hundred sixty-eight".