349120438 has 8 divisors (see below), whose sum is σ = 528865920. Its totient is φ = 172831800.

The previous prime is 349120433. The next prime is 349120439. The reversal of 349120438 is 834021943.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349120433) 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 in 3 ways as a sum of consecutive naturals, for example, 863958 + ... + 864361.

It is an arithmetic number, because the mean of its divisors is an integer number (66108240).

Almost surely, 2^349120438 is an apocalyptic number.

349120438 is a deficient number, since it is larger than the sum of its proper divisors (179745482).

349120438 is a wasteful number, since it uses less digits than its factorization.

349120438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1728422.

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 349120438 is about 18684.7648633854. The cubic root of 349120438 is about 704.1390412249.

The spelling of 349120438 in words is "three hundred forty-nine million, one hundred twenty thousand, four hundred thirty-eight".