345473938 has 16 divisors (see below), whose sum is σ = 543775680. Its totient is φ = 164299696.

The previous prime is 345473929. The next prime is 345473959. The reversal of 345473938 is 839374543.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is an unprimeable number.

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, 12745 + ... + 29212.

It is an arithmetic number, because the mean of its divisors is an integer number (33985980).

Almost surely, 2^345473938 is an apocalyptic number.

345473938 is a deficient number, since it is larger than the sum of its proper divisors (198301742).

345473938 is a wasteful number, since it uses less digits than its factorization.

345473938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42161.

The product of its digits is 1088640, while the sum is 46.

The square root of 345473938 is about 18586.9292245922. The cubic root of 345473938 is about 701.6789209787.

The spelling of 345473938 in words is "three hundred forty-five million, four hundred seventy-three thousand, nine hundred thirty-eight".