349005550 has 24 divisors (see below), whose sum is σ = 662966496. Its totient is φ = 136631040.

The previous prime is 349005511. The next prime is 349005557. The reversal of 349005550 is 55500943.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349005557) 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 11 ways as a sum of consecutive naturals, for example, 71907 + ... + 76606.

It is an arithmetic number, because the mean of its divisors is an integer number (27623604).

Almost surely, 2^349005550 is an apocalyptic number.

349005550 is a deficient number, since it is larger than the sum of its proper divisors (313960946).

349005550 is a wasteful number, since it uses less digits than its factorization.

349005550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148572 (or 148567 counting only the distinct ones).

The product of its (nonzero) digits is 13500, while the sum is 31.

The square root of 349005550 is about 18681.6902340233. The cubic root of 349005550 is about 704.0617937645.

The spelling of 349005550 in words is "three hundred forty-nine million, five thousand, five hundred fifty".