349269829 has 2 divisors, whose sum is σ = 349269830. Its totient is φ = 349269828.

The previous prime is 349269821. The next prime is 349269847. The reversal of 349269829 is 928962943.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 259532100 + 89737729 = 16110^2 + 9473^2 .

It is a cyclic number.

It is not a de Polignac number, because 349269829 - 2³ = 349269821 is a prime.

It is a plaindrome in base 14.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (349269821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174634914 + 174634915.

It is an arithmetic number, because the mean of its divisors is an integer number (174634915).

Almost surely, 2^349269829 is an apocalyptic number.

It is an amenable number.

349269829 is a deficient number, since it is larger than the sum of its proper divisors (1).

349269829 is an equidigital number, since it uses as much as digits as its factorization.

349269829 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1679616, while the sum is 52.

The square root of 349269829 is about 18688.7621045376. The cubic root of 349269829 is about 704.2394621909.

The spelling of 349269829 in words is "three hundred forty-nine million, two hundred sixty-nine thousand, eight hundred twenty-nine".