349072193 has 2 divisors, whose sum is σ = 349072194. Its totient is φ = 349072192.

The previous prime is 349072189. The next prime is 349072231. The reversal of 349072193 is 391270943.

349072193 is an esthetic number in base 6, because in such base its adjacent digits differ by 1.

It is an a-pointer prime, because the next prime (349072231) can be obtained adding 349072193 to its sum of digits (38).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 251793424 + 97278769 = 15868^2 + 9863^2 .

It is a cyclic number.

It is not a de Polignac number, because 349072193 - 2² = 349072189 is a prime.

It is not a weakly prime, because it can be changed into another prime (349072133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174536096 + 174536097.

It is an arithmetic number, because the mean of its divisors is an integer number (174536097).

Almost surely, 2^349072193 is an apocalyptic number.

It is an amenable number.

349072193 is a deficient number, since it is larger than the sum of its proper divisors (1).

349072193 is an equidigital number, since it uses as much as digits as its factorization.

349072193 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40824, while the sum is 38.

The square root of 349072193 is about 18683.4737937034. The cubic root of 349072193 is about 704.1066047080.

The spelling of 349072193 in words is "three hundred forty-nine million, seventy-two thousand, one hundred ninety-three".