345048666 has 8 divisors (see below), whose sum is σ = 690097344. Its totient is φ = 115016220.

The previous prime is 345048647. The next prime is 345048719. The reversal of 345048666 is 666840543.

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

345048666 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28754050 + ... + 28754061.

It is an arithmetic number, because the mean of its divisors is an integer number (86262168).

Almost surely, 2^345048666 is an apocalyptic number.

345048666 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.

345048666 is a wasteful number, since it uses less digits than its factorization.

345048666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57508116.

The product of its (nonzero) digits is 414720, while the sum is 42.

The square root of 345048666 is about 18575.4856194932. The cubic root of 345048666 is about 701.3908848516.

The spelling of 345048666 in words is "three hundred forty-five million, forty-eight thousand, six hundred sixty-six".