349884618 has 8 divisors (see below), whose sum is σ = 699769248. Its totient is φ = 116628204.

The previous prime is 349884607. The next prime is 349884637. The reversal of 349884618 is 816488943.

349884618 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

349884618 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29157046 + ... + 29157057.

It is an arithmetic number, because the mean of its divisors is an integer number (87471156).

Almost surely, 2^349884618 is an apocalyptic number.

349884618 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.

349884618 is a wasteful number, since it uses less digits than its factorization.

349884618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58314108.

The product of its digits is 1327104, while the sum is 51.

The square root of 349884618 is about 18705.2029660199. The cubic root of 349884618 is about 704.6524236073.

The spelling of 349884618 in words is "three hundred forty-nine million, eight hundred eighty-four thousand, six hundred eighteen".