234218668 has 6 divisors (see below), whose sum is σ = 409882676. Its totient is φ = 117109332.

The previous prime is 234218657. The next prime is 234218687. The reversal of 234218668 is 866812432.

It is a self number, because there is not a number n which added to its sum of digits gives 234218668.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29277330 + ... + 29277337.

Almost surely, 2^234218668 is an apocalyptic number.

It is an amenable number.

234218668 is a deficient number, since it is larger than the sum of its proper divisors (175664008).

234218668 is a wasteful number, since it uses less digits than its factorization.

234218668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58554671 (or 58554669 counting only the distinct ones).

The product of its digits is 110592, while the sum is 40.

The square root of 234218668 is about 15304.2042589610. The cubic root of 234218668 is about 616.4159044066.

The spelling of 234218668 in words is "two hundred thirty-four million, two hundred eighteen thousand, six hundred sixty-eight".