343644512 has 12 divisors (see below), whose sum is σ = 676550196. Its totient is φ = 171822240.

The previous prime is 343644481. The next prime is 343644533. The reversal of 343644512 is 215446343.

It is a Harshad number since it is a multiple of its sum of digits (32), and also a Moran number because the ratio is a prime number: 10738891 = 343644512 / (3 + 4 + 3 + 6 + 4 + 4 + 5 + 1 + 2).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5369414 + ... + 5369477.

It is an arithmetic number, because the mean of its divisors is an integer number (56379183).

Almost surely, 2^343644512 is an apocalyptic number.

343644512 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

343644512 is a deficient number, since it is larger than the sum of its proper divisors (332905684).

343644512 is a wasteful number, since it uses less digits than its factorization.

343644512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10738901 (or 10738893 counting only the distinct ones).

The product of its digits is 34560, while the sum is 32.

The square root of 343644512 is about 18537.6511996531. The cubic root of 343644512 is about 700.4381692055.

The spelling of 343644512 in words is "three hundred forty-three million, six hundred forty-four thousand, five hundred twelve".