349538997 has 8 divisors (see below), whose sum is σ = 466238656. Its totient is φ = 232932672.

The previous prime is 349538983. The next prime is 349539007. The reversal of 349538997 is 799835943.

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

It is not a de Polignac number, because 349538997 - 2¹⁰ = 349537973 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 (349533997) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14068 + ... + 29949.

It is an arithmetic number, because the mean of its divisors is an integer number (58279832).

Almost surely, 2^349538997 is an apocalyptic number.

It is an amenable number.

349538997 is a deficient number, since it is larger than the sum of its proper divisors (116699659).

349538997 is a wasteful number, since it uses less digits than its factorization.

349538997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46667.

The product of its digits is 7348320, while the sum is 57.

The square root of 349538997 is about 18695.9620506675. The cubic root of 349538997 is about 704.4203252731.

The spelling of 349538997 in words is "three hundred forty-nine million, five hundred thirty-eight thousand, nine hundred ninety-seven".