343415397 has 8 divisors (see below), whose sum is σ = 493109344. Its totient is φ = 211332528.

The previous prime is 343415393. The next prime is 343415407. The reversal of 343415397 is 793514343.

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

It is not a de Polignac number, because 343415397 - 2² = 343415393 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39), and also a Moran number because the ratio is a prime number: 8805523 = 343415397 / (3 + 4 + 3 + 4 + 1 + 5 + 3 + 9 + 7).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343415393) 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, 4402723 + ... + 4402800.

It is an arithmetic number, because the mean of its divisors is an integer number (61638668).

Almost surely, 2^343415397 is an apocalyptic number.

It is an amenable number.

343415397 is a deficient number, since it is larger than the sum of its proper divisors (149693947).

343415397 is a wasteful number, since it uses less digits than its factorization.

343415397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8805539.

The product of its digits is 136080, while the sum is 39.

The square root of 343415397 is about 18531.4704489417. The cubic root of 343415397 is about 700.2824689940.

The spelling of 343415397 in words is "three hundred forty-three million, four hundred fifteen thousand, three hundred ninety-seven".