240663198 has 8 divisors (see below), whose sum is σ = 481326408. Its totient is φ = 80221064.

The previous prime is 240663197. The next prime is 240663229. The reversal of 240663198 is 891366042.

It is a sphenic number, since it is the product of 3 distinct primes.

240663198 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240663193) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20055261 + ... + 20055272.

It is an arithmetic number, because the mean of its divisors is an integer number (60165801).

Almost surely, 2^240663198 is an apocalyptic number.

240663198 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

240663198 is a wasteful number, since it uses less digits than its factorization.

240663198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40110538.

The product of its (nonzero) digits is 62208, while the sum is 39.

The square root of 240663198 is about 15513.3232416526. The cubic root of 240663198 is about 622.0183942893.

The spelling of 240663198 in words is "two hundred forty million, six hundred sixty-three thousand, one hundred ninety-eight".