345448338 has 32 divisors (see below), whose sum is σ = 700876800. Its totient is φ = 113494656.

The previous prime is 345448333. The next prime is 345448357. The reversal of 345448338 is 833844543.

It is a self number, because there is not a number n which added to its sum of digits gives 345448338.

It is not an unprimeable number, because it can be changed into a prime (345448333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 206895 + ... + 208557.

It is an arithmetic number, because the mean of its divisors is an integer number (21902400).

Almost surely, 2^345448338 is an apocalyptic number.

345448338 is an abundant number, since it is smaller than the sum of its proper divisors (355428462).

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

345448338 is a wasteful number, since it uses less digits than its factorization.

345448338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2146.

The product of its digits is 552960, while the sum is 42.

The square root of 345448338 is about 18586.2405558521. The cubic root of 345448338 is about 701.6615888231.

The spelling of 345448338 in words is "three hundred forty-five million, four hundred forty-eight thousand, three hundred thirty-eight".