349499368 has 8 divisors (see below), whose sum is σ = 655311330. Its totient is φ = 174749680.

The previous prime is 349499327. The next prime is 349499369. The reversal of 349499368 is 863994943.

It can be written as a sum of positive squares in only one way, i.e., 319051044 + 30448324 = 17862^2 + 5518^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (349499369) by changing a digit.

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 as a sum of consecutive naturals, namely, 21843703 + ... + 21843718.

Almost surely, 2^349499368 is an apocalyptic number.

It is an amenable number.

349499368 is a deficient number, since it is larger than the sum of its proper divisors (305811962).

349499368 is a wasteful number, since it uses less digits than its factorization.

349499368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43687427 (or 43687423 counting only the distinct ones).

The product of its digits is 5038848, while the sum is 55.

The square root of 349499368 is about 18694.9021928439. The cubic root of 349499368 is about 704.3937030380.

The spelling of 349499368 in words is "three hundred forty-nine million, four hundred ninety-nine thousand, three hundred sixty-eight".