18341668 has 12 divisors (see below), whose sum is σ = 32311552. Its totient is φ = 9109800.

The previous prime is 18341647. The next prime is 18341671. The reversal of 18341668 is 86614381.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14580 + ... + 15787.

Almost surely, 2^18341668 is an apocalyptic number.

It is an amenable number.

18341668 is a deficient number, since it is larger than the sum of its proper divisors (13969884).

18341668 is a wasteful number, since it uses less digits than its factorization.

18341668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30522 (or 30520 counting only the distinct ones).

The product of its digits is 27648, while the sum is 37.

The square root of 18341668 is about 4282.7173616759. The cubic root of 18341668 is about 263.7219486051.

The spelling of 18341668 in words is "eighteen million, three hundred forty-one thousand, six hundred sixty-eight".