349758601 has 2 divisors, whose sum is σ = 349758602. Its totient is φ = 349758600.

The previous prime is 349758599. The next prime is 349758641. The reversal of 349758601 is 106857943.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 345960000 + 3798601 = 18600^2 + 1949^2 .

It is an emirp because it is prime and its reverse (106857943) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 349758601 - 2¹ = 349758599 is a prime.

Together with 349758599, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (349758641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174879300 + 174879301.

It is an arithmetic number, because the mean of its divisors is an integer number (174879301).

Almost surely, 2^349758601 is an apocalyptic number.

It is an amenable number.

349758601 is a deficient number, since it is larger than the sum of its proper divisors (1).

349758601 is an equidigital number, since it uses as much as digits as its factorization.

349758601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 181440, while the sum is 43.

The square root of 349758601 is about 18701.8341613864. The cubic root of 349758601 is about 704.5678158606.

The spelling of 349758601 in words is "three hundred forty-nine million, seven hundred fifty-eight thousand, six hundred one".