345472422 has 8 divisors (see below), whose sum is σ = 690944856. Its totient is φ = 115157472.

The previous prime is 345472381. The next prime is 345472471. The reversal of 345472422 is 224274543.

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

345472422 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28789363 + ... + 28789374.

It is an arithmetic number, because the mean of its divisors is an integer number (86368107).

Almost surely, 2^345472422 is an apocalyptic number.

345472422 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

345472422 is a wasteful number, since it uses less digits than its factorization.

345472422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57578742.

The product of its digits is 53760, while the sum is 33.

The square root of 345472422 is about 18586.8884432010. Note that the first 3 decimals coincide. The cubic root of 345472422 is about 701.6778946139.

The spelling of 345472422 in words is "three hundred forty-five million, four hundred seventy-two thousand, four hundred twenty-two".