345259844 has 24 divisors (see below), whose sum is σ = 614782560. Its totient is φ = 169621056.

The previous prime is 345259843. The next prime is 345259867. The reversal of 345259844 is 448952543.

It is a junction number, because it is equal to n+sod(n) for n = 345259795 and 345259804.

It is not an unprimeable number, because it can be changed into a prime (345259843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121067 + ... + 123885.

It is an arithmetic number, because the mean of its divisors is an integer number (25615940).

Almost surely, 2^345259844 is an apocalyptic number.

It is an amenable number.

345259844 is a deficient number, since it is larger than the sum of its proper divisors (269522716).

345259844 is a wasteful number, since it uses less digits than its factorization.

345259844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3347 (or 3345 counting only the distinct ones).

The product of its digits is 691200, while the sum is 44.

The square root of 345259844 is about 18581.1690697868. The cubic root of 345259844 is about 701.5339449779.

The spelling of 345259844 in words is "three hundred forty-five million, two hundred fifty-nine thousand, eight hundred forty-four".