349067149 has 2 divisors, whose sum is σ = 349067150. Its totient is φ = 349067148.

The previous prime is 349067143. The next prime is 349067179. The reversal of 349067149 is 941760943.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 315311049 + 33756100 = 17757^2 + 5810^2 .

It is a cyclic number.

It is not a de Polignac number, because 349067149 - 2³ = 349067141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (349067141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174533574 + 174533575.

It is an arithmetic number, because the mean of its divisors is an integer number (174533575).

Almost surely, 2^349067149 is an apocalyptic number.

It is an amenable number.

349067149 is a deficient number, since it is larger than the sum of its proper divisors (1).

349067149 is an equidigital number, since it uses as much as digits as its factorization.

349067149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 163296, while the sum is 43.

The square root of 349067149 is about 18683.3388076114. The cubic root of 349067149 is about 704.1032133075.

The spelling of 349067149 in words is "three hundred forty-nine million, sixty-seven thousand, one hundred forty-nine".