340843144 has 8 divisors (see below), whose sum is σ = 639080910. Its totient is φ = 170421568.

The previous prime is 340843123. The next prime is 340843157. The reversal of 340843144 is 441348043.

It can be written as a sum of positive squares in only one way, i.e., 203062500 + 137780644 = 14250^2 + 11738^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21302689 + ... + 21302704.

Almost surely, 2^340843144 is an apocalyptic number.

It is an amenable number.

340843144 is a deficient number, since it is larger than the sum of its proper divisors (298237766).

340843144 is a wasteful number, since it uses less digits than its factorization.

340843144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42605399 (or 42605395 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 31.

The square root of 340843144 is about 18461.9377097855. The cubic root of 340843144 is about 698.5296647747.

The spelling of 340843144 in words is "three hundred forty million, eight hundred forty-three thousand, one hundred forty-four".