349954742 has 8 divisors (see below), whose sum is σ = 527024232. Its totient is φ = 174280000.

The previous prime is 349954697. The next prime is 349954751. The reversal of 349954742 is 247459943.

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

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, 348059 + ... + 349062.

It is an arithmetic number, because the mean of its divisors is an integer number (65878029).

Almost surely, 2^349954742 is an apocalyptic number.

349954742 is a deficient number, since it is larger than the sum of its proper divisors (177069490).

349954742 is a wasteful number, since it uses less digits than its factorization.

349954742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 697374.

The product of its digits is 1088640, while the sum is 47.

The square root of 349954742 is about 18707.0773238366. The cubic root of 349954742 is about 704.6994960261.

The spelling of 349954742 in words is "three hundred forty-nine million, nine hundred fifty-four thousand, seven hundred forty-two".