343941057 has 24 divisors (see below), whose sum is σ = 523568448. Its totient is φ = 217140000.

The previous prime is 343941043. The next prime is 343941089. The reversal of 343941057 is 750149343.

It is not a de Polignac number, because 343941057 - 2⁷ = 343940929 is a prime.

It is not an unprimeable number, because it can be changed into a prime (343941557) by changing a digit.

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 in 23 ways as a sum of consecutive naturals, for example, 12682 + ... + 29132.

It is an arithmetic number, because the mean of its divisors is an integer number (21815352).

Almost surely, 2^343941057 is an apocalyptic number.

It is an amenable number.

343941057 is a deficient number, since it is larger than the sum of its proper divisors (179627391).

343941057 is a wasteful number, since it uses less digits than its factorization.

343941057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16581 (or 16578 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 343941057 is about 18545.6479261308. The cubic root of 343941057 is about 700.6395902581.

The spelling of 343941057 in words is "three hundred forty-three million, nine hundred forty-one thousand, fifty-seven".