349129368 has 48 divisors (see below), whose sum is σ = 1080640080. Its totient is φ = 99751104.

The previous prime is 349129367. The next prime is 349129369. The reversal of 349129368 is 863921943.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (349129367) and next prime (349129369).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349129367) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 345855 + ... + 346862.

It is an arithmetic number, because the mean of its divisors is an integer number (22513335).

Almost surely, 2^349129368 is an apocalyptic number.

It is an amenable number.

349129368 is an abundant number, since it is smaller than the sum of its proper divisors (731510712).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

349129368 is a wasteful number, since it uses less digits than its factorization.

349129368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 692736 (or 692729 counting only the distinct ones).

The product of its digits is 279936, while the sum is 45.

The square root of 349129368 is about 18685.0038265985. The cubic root of 349129368 is about 704.1450447959.

The spelling of 349129368 in words is "three hundred forty-nine million, one hundred twenty-nine thousand, three hundred sixty-eight".