345858845 has 8 divisors (see below), whose sum is σ = 419140440. Its totient is φ = 273947200.

The previous prime is 345858833. The next prime is 345858871. The reversal of 345858845 is 548858543.

It can be written as a sum of positive squares in 4 ways, for example, as 138556441 + 207302404 = 11771^2 + 14398^2 .

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

It is not a de Polignac number, because 345858845 - 2¹⁴ = 345842461 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 345858793 and 345858802.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 341930 + ... + 342939.

It is an arithmetic number, because the mean of its divisors is an integer number (52392555).

Almost surely, 2^345858845 is an apocalyptic number.

It is an amenable number.

345858845 is a deficient number, since it is larger than the sum of its proper divisors (73281595).

345858845 is a wasteful number, since it uses less digits than its factorization.

345858845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 684975.

The product of its digits is 3072000, while the sum is 50.

The square root of 345858845 is about 18597.2805807731. The cubic root of 345858845 is about 701.9394142295.

The spelling of 345858845 in words is "three hundred forty-five million, eight hundred fifty-eight thousand, eight hundred forty-five".