345422863 has 4 divisors (see below), whose sum is σ = 356565568. Its totient is φ = 334280160.

The previous prime is 345422851. The next prime is 345422867. The reversal of 345422863 is 368224543.

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

It is a cyclic number.

It is not a de Polignac number, because 345422863 - 2⁹ = 345422351 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 (345422867) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5571306 + ... + 5571367.

It is an arithmetic number, because the mean of its divisors is an integer number (89141392).

Almost surely, 2^345422863 is an apocalyptic number.

345422863 is a deficient number, since it is larger than the sum of its proper divisors (11142705).

345422863 is a wasteful number, since it uses less digits than its factorization.

345422863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11142704.

The product of its digits is 138240, while the sum is 37.

The square root of 345422863 is about 18585.5552244209. Note that the first 3 decimals coincide. The cubic root of 345422863 is about 701.6443404472.

The spelling of 345422863 in words is "three hundred forty-five million, four hundred twenty-two thousand, eight hundred sixty-three".