345958799 has 4 divisors (see below), whose sum is σ = 346155264. Its totient is φ = 345762336.

The previous prime is 345958793. The next prime is 345958819. The reversal of 345958799 is 997859543.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-345958799 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345958793) 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 3 ways as a sum of consecutive naturals, for example, 95567 + ... + 99120.

It is an arithmetic number, because the mean of its divisors is an integer number (86538816).

Almost surely, 2^345958799 is an apocalyptic number.

345958799 is a deficient number, since it is larger than the sum of its proper divisors (196465).

345958799 is a wasteful number, since it uses less digits than its factorization.

345958799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196464.

The product of its digits is 12247200, while the sum is 59.

The square root of 345958799 is about 18599.9677150257. The cubic root of 345958799 is about 702.0070284170.

The spelling of 345958799 in words is "three hundred forty-five million, nine hundred fifty-eight thousand, seven hundred ninety-nine".