345328652 has 12 divisors (see below), whose sum is σ = 614568360. Its totient is φ = 169737696.

The previous prime is 345328649. The next prime is 345328663. The reversal of 345328652 is 256823543.

It is a happy number.

345328652 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 731393 + ... + 731864.

It is an arithmetic number, because the mean of its divisors is an integer number (51214030).

Almost surely, 2^345328652 is an apocalyptic number.

It is an amenable number.

345328652 is a deficient number, since it is larger than the sum of its proper divisors (269239708).

345328652 is a wasteful number, since it uses less digits than its factorization.

345328652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1463320 (or 1463318 counting only the distinct ones).

The product of its digits is 172800, while the sum is 38.

The square root of 345328652 is about 18583.0205295049. The cubic root of 345328652 is about 701.5805455718.

The spelling of 345328652 in words is "three hundred forty-five million, three hundred twenty-eight thousand, six hundred fifty-two".