346231993 has 8 divisors (see below), whose sum is σ = 348812928. Its totient is φ = 343658064.

The previous prime is 346231973. The next prime is 346232011. The reversal of 346231993 is 399132643.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 346231993 - 2⁵ = 346231961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (346231933) 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 7 ways as a sum of consecutive naturals, for example, 134880 + ... + 137422.

It is an arithmetic number, because the mean of its divisors is an integer number (43601616).

Almost surely, 2^346231993 is an apocalyptic number.

It is an amenable number.

346231993 is a deficient number, since it is larger than the sum of its proper divisors (2580935).

346231993 is a wasteful number, since it uses less digits than its factorization.

346231993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3503.

The product of its digits is 104976, while the sum is 40.

The square root of 346231993 is about 18607.3102032508. The cubic root of 346231993 is about 702.1917649122.

The spelling of 346231993 in words is "three hundred forty-six million, two hundred thirty-one thousand, nine hundred ninety-three".