345634665 has 8 divisors (see below), whose sum is σ = 553015488. Its totient is φ = 184338480.

The previous prime is 345634661. The next prime is 345634687. The reversal of 345634665 is 566436543.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 345634665 - 2² = 345634661 is a prime.

It is not an unprimeable number, because it can be changed into a prime (345634661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11521141 + ... + 11521170.

It is an arithmetic number, because the mean of its divisors is an integer number (69126936).

Almost surely, 2^345634665 is an apocalyptic number.

It is an amenable number.

345634665 is a deficient number, since it is larger than the sum of its proper divisors (207380823).

345634665 is a wasteful number, since it uses less digits than its factorization.

345634665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23042319.

The product of its digits is 777600, while the sum is 42.

The square root of 345634665 is about 18591.2523784709. The cubic root of 345634665 is about 701.7877195984.

The spelling of 345634665 in words is "three hundred forty-five million, six hundred thirty-four thousand, six hundred sixty-five".