343400066 has 4 divisors (see below), whose sum is σ = 515100102. Its totient is φ = 171700032.

The previous prime is 343400041. The next prime is 343400093. The reversal of 343400066 is 660004343.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 330476041 + 12924025 = 18179^2 + 3595^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85850015 + ... + 85850018.

Almost surely, 2^343400066 is an apocalyptic number.

343400066 is a deficient number, since it is larger than the sum of its proper divisors (171700036).

343400066 is a wasteful number, since it uses less digits than its factorization.

343400066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171700035.

The product of its (nonzero) digits is 5184, while the sum is 26.

The square root of 343400066 is about 18531.0567966320. The cubic root of 343400066 is about 700.2720479991.

The spelling of 343400066 in words is "three hundred forty-three million, four hundred thousand, sixty-six".