343661463 has 6 divisors (see below), whose sum is σ = 496399904. Its totient is φ = 229107636.

The previous prime is 343661459. The next prime is 343661473. The reversal of 343661463 is 364166343.

343661463 is a `hidden beast` number, since 3 + 4 + 36 + 614 + 6 + 3 = 666.

It is not a de Polignac number, because 343661463 - 2² = 343661459 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 (343661473) 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 5 ways as a sum of consecutive naturals, for example, 19092295 + ... + 19092312.

Almost surely, 2^343661463 is an apocalyptic number.

343661463 is a deficient number, since it is larger than the sum of its proper divisors (152738441).

343661463 is a wasteful number, since it uses less digits than its factorization.

343661463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38184613 (or 38184610 counting only the distinct ones).

The product of its digits is 93312, while the sum is 36.

The square root of 343661463 is about 18538.1083986474. The cubic root of 343661463 is about 700.4496858861.

The spelling of 343661463 in words is "three hundred forty-three million, six hundred sixty-one thousand, four hundred sixty-three".