343998463 has 4 divisors (see below), whose sum is σ = 344037520. Its totient is φ = 343959408.

The previous prime is 343998443. The next prime is 343998491. The reversal of 343998463 is 364899343.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 364899343 = 4463 ⋅81761.

It is a cyclic number.

It is not a de Polignac number, because 343998463 - 2²¹ = 341901311 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 (343998443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 598 + ... + 26236.

It is an arithmetic number, because the mean of its divisors is an integer number (86009380).

Almost surely, 2^343998463 is an apocalyptic number.

343998463 is a deficient number, since it is larger than the sum of its proper divisors (39057).

343998463 is a wasteful number, since it uses less digits than its factorization.

343998463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39056.

The product of its digits is 1679616, while the sum is 49.

The square root of 343998463 is about 18547.1955562020. The cubic root of 343998463 is about 700.6785685249.

The spelling of 343998463 in words is "three hundred forty-three million, nine hundred ninety-eight thousand, four hundred sixty-three".