349622071 has 2 divisors, whose sum is σ = 349622072. Its totient is φ = 349622070.

The previous prime is 349622033. The next prime is 349622081. The reversal of 349622071 is 170226943.

It is a strong prime.

It is an emirp because it is prime and its reverse (170226943) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 349622071 - 2¹¹ = 349620023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (349622081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174811035 + 174811036.

It is an arithmetic number, because the mean of its divisors is an integer number (174811036).

Almost surely, 2^349622071 is an apocalyptic number.

349622071 is a deficient number, since it is larger than the sum of its proper divisors (1).

349622071 is an equidigital number, since it uses as much as digits as its factorization.

349622071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 349622071 is about 18698.1836283635. The cubic root of 349622071 is about 704.4761267518.

The spelling of 349622071 in words is "three hundred forty-nine million, six hundred twenty-two thousand, seventy-one".