340242866 has 4 divisors (see below), whose sum is σ = 510364302. Its totient is φ = 170121432.

The previous prime is 340242839. The next prime is 340242883. The reversal of 340242866 is 668242043.

340242866 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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., 201498025 + 138744841 = 14195^2 + 11779^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85060715 + ... + 85060718.

Almost surely, 2^340242866 is an apocalyptic number.

340242866 is a deficient number, since it is larger than the sum of its proper divisors (170121436).

340242866 is a wasteful number, since it uses less digits than its factorization.

340242866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170121435.

The product of its (nonzero) digits is 55296, while the sum is 35.

The square root of 340242866 is about 18445.6733680286. The cubic root of 340242866 is about 698.1193505323.

The spelling of 340242866 in words is "three hundred forty million, two hundred forty-two thousand, eight hundred sixty-six".