349353427 has 2 divisors, whose sum is σ = 349353428. Its totient is φ = 349353426.

The previous prime is 349353419. The next prime is 349353439. The reversal of 349353427 is 724353943.

It is a weak prime.

It is an emirp because it is prime and its reverse (724353943) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 349353427 - 2³ = 349353419 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 349353427.

It is not a weakly prime, because it can be changed into another prime (349354427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174676713 + 174676714.

It is an arithmetic number, because the mean of its divisors is an integer number (174676714).

Almost surely, 2^349353427 is an apocalyptic number.

349353427 is a deficient number, since it is larger than the sum of its proper divisors (1).

349353427 is an equidigital number, since it uses as much as digits as its factorization.

349353427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 272160, while the sum is 40.

The square root of 349353427 is about 18690.9985554544. The cubic root of 349353427 is about 704.2956444596.

The spelling of 349353427 in words is "three hundred forty-nine million, three hundred fifty-three thousand, four hundred twenty-seven".