349791922 has 4 divisors (see below), whose sum is σ = 524687886. Its totient is φ = 174895960.

The previous prime is 349791917. The next prime is 349791929. The reversal of 349791922 is 229197943.

It is a happy number.

349791922 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 347039641 + 2752281 = 18629^2 + 1659^2 .

It is not an unprimeable number, because it can be changed into a prime (349791929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 87447979 + ... + 87447982.

Almost surely, 2^349791922 is an apocalyptic number.

349791922 is a deficient number, since it is larger than the sum of its proper divisors (174895964).

349791922 is a wasteful number, since it uses less digits than its factorization.

349791922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174895963.

The product of its digits is 244944, while the sum is 46.

The square root of 349791922 is about 18702.7249886213. The cubic root of 349791922 is about 704.5901895384.

The spelling of 349791922 in words is "three hundred forty-nine million, seven hundred ninety-one thousand, nine hundred twenty-two".