345881824 has 24 divisors (see below), whose sum is σ = 687981168. Its totient is φ = 171156480.

The previous prime is 345881819. The next prime is 345881831. The reversal of 345881824 is 428188543.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52612 + ... + 58819.

It is an arithmetic number, because the mean of its divisors is an integer number (28665882).

Almost surely, 2^345881824 is an apocalyptic number.

It is an amenable number.

345881824 is a deficient number, since it is larger than the sum of its proper divisors (342099344).

345881824 is a wasteful number, since it uses less digits than its factorization.

345881824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111538 (or 111530 counting only the distinct ones).

The product of its digits is 245760, while the sum is 43.

The square root of 345881824 is about 18597.8983758918. The cubic root of 345881824 is about 701.9549595970.

The spelling of 345881824 in words is "three hundred forty-five million, eight hundred eighty-one thousand, eight hundred twenty-four".