241636638 has 8 divisors (see below), whose sum is σ = 483273288. Its totient is φ = 80545544.

The previous prime is 241636609. The next prime is 241636649. The reversal of 241636638 is 836636142.

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

241636638 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 241636596 and 241636605.

It is a congruent number.

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, 20136381 + ... + 20136392.

It is an arithmetic number, because the mean of its divisors is an integer number (60409161).

Almost surely, 2^241636638 is an apocalyptic number.

241636638 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.

241636638 is a wasteful number, since it uses less digits than its factorization.

241636638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40272778.

The product of its digits is 124416, while the sum is 39.

The square root of 241636638 is about 15544.6659018456. The cubic root of 241636638 is about 622.8559174939.

The spelling of 241636638 in words is "two hundred forty-one million, six hundred thirty-six thousand, six hundred thirty-eight".