343148399 has 8 divisors (see below), whose sum is σ = 379472592. Its totient is φ = 307679040.

The previous prime is 343148371. The next prime is 343148419. The reversal of 343148399 is 993841343.

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 343148399 - 2²⁴ = 326371183 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 (343148359) 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, 212864 + ... + 214469.

It is an arithmetic number, because the mean of its divisors is an integer number (47434074).

Almost surely, 2^343148399 is an apocalyptic number.

343148399 is a deficient number, since it is larger than the sum of its proper divisors (36324193).

343148399 is a wasteful number, since it uses less digits than its factorization.

343148399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427417.

The product of its digits is 279936, while the sum is 44.

The square root of 343148399 is about 18524.2651406203. The cubic root of 343148399 is about 700.1009371453.

The spelling of 343148399 in words is "three hundred forty-three million, one hundred forty-eight thousand, three hundred ninety-nine".