343473397 has 8 divisors (see below), whose sum is σ = 360564480. Its totient is φ = 326758080.

The previous prime is 343473391. The next prime is 343473407. The reversal of 343473397 is 793374343.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-343473397 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 (343473391) 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, 92068 + ... + 95725.

It is an arithmetic number, because the mean of its divisors is an integer number (45070560).

Almost surely, 2^343473397 is an apocalyptic number.

It is an amenable number.

343473397 is a deficient number, since it is larger than the sum of its proper divisors (17091083).

343473397 is a wasteful number, since it uses less digits than its factorization.

343473397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187883.

The product of its digits is 571536, while the sum is 43.

The square root of 343473397 is about 18533.0352883709. The cubic root of 343473397 is about 700.3218907333.

The spelling of 343473397 in words is "three hundred forty-three million, four hundred seventy-three thousand, three hundred ninety-seven".