349062128 has 20 divisors (see below), whose sum is σ = 685835568. Its totient is φ = 172072320.

The previous prime is 349062127. The next prime is 349062137. The reversal of 349062128 is 821260943.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349062121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 152501 + ... + 154772.

Almost surely, 2^349062128 is an apocalyptic number.

It is an amenable number.

349062128 is a deficient number, since it is larger than the sum of its proper divisors (336773440).

349062128 is a wasteful number, since it uses less digits than its factorization.

349062128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307352 (or 307346 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 349062128 is about 18683.2044360704. The cubic root of 349062128 is about 704.0998373389.

The spelling of 349062128 in words is "three hundred forty-nine million, sixty-two thousand, one hundred twenty-eight".