241890686 has 8 divisors (see below), whose sum is σ = 363794520. Its totient is φ = 120625848.

The previous prime is 241890679. The next prime is 241890721. The reversal of 241890686 is 686098142.

It is a happy number.

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

It is a super-2 number, since 2×241890686² = 117022207947101192, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 158801 + ... + 160316.

It is an arithmetic number, because the mean of its divisors is an integer number (45474315).

Almost surely, 2^241890686 is an apocalyptic number.

241890686 is a deficient number, since it is larger than the sum of its proper divisors (121903834).

241890686 is a wasteful number, since it uses less digits than its factorization.

241890686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319498.

The product of its (nonzero) digits is 165888, while the sum is 44.

The square root of 241890686 is about 15552.8353042138. The cubic root of 241890686 is about 623.0741237498.

The spelling of 241890686 in words is "two hundred forty-one million, eight hundred ninety thousand, six hundred eighty-six".