349242093 has 12 divisors (see below), whose sum is σ = 506247040. Its totient is φ = 232003656.

The previous prime is 349242083. The next prime is 349242133. The reversal of 349242093 is 390242943.

It is not a de Polignac number, because 349242093 - 2⁴ = 349242077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349242053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 66013 + ... + 71106.

Almost surely, 2^349242093 is an apocalyptic number.

It is an amenable number.

349242093 is a deficient number, since it is larger than the sum of its proper divisors (157004947).

349242093 is a wasteful number, since it uses less digits than its factorization.

349242093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137408 (or 137405 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

The square root of 349242093 is about 18688.0200395869. The cubic root of 349242093 is about 704.2208201544.

The spelling of 349242093 in words is "three hundred forty-nine million, two hundred forty-two thousand, ninety-three".