345998474 has 8 divisors (see below), whose sum is σ = 546313440. Its totient is φ = 163893996.

The previous prime is 345998431. The next prime is 345998483. The reversal of 345998474 is 474899543.

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

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 3 ways as a sum of consecutive naturals, for example, 4552574 + ... + 4552649.

It is an arithmetic number, because the mean of its divisors is an integer number (68289180).

Almost surely, 2^345998474 is an apocalyptic number.

345998474 is a deficient number, since it is larger than the sum of its proper divisors (200314966).

345998474 is a wasteful number, since it uses less digits than its factorization.

345998474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9105244.

The product of its digits is 4354560, while the sum is 53.

The square root of 345998474 is about 18601.0342185589. The cubic root of 345998474 is about 702.0338630808.

The spelling of 345998474 in words is "three hundred forty-five million, nine hundred ninety-eight thousand, four hundred seventy-four".