241491601 has 8 divisors (see below), whose sum is σ = 261815400. Its totient is φ = 221417472.

The previous prime is 241491583. The next prime is 241491631. The reversal of 241491601 is 106194142.

It is a Cunningham number, because it is equal to 15540²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 28302400 + 213189201 = 5320^2 + 14601^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 241491601 - 2¹⁷ = 241360529 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 241491601.

It is not an unprimeable number, because it can be changed into a prime (241491631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60400 + ... + 64273.

It is an arithmetic number, because the mean of its divisors is an integer number (32726925).

Almost surely, 2^241491601 is an apocalyptic number.

It is an amenable number.

241491601 is a deficient number, since it is larger than the sum of its proper divisors (20323799).

241491601 is a wasteful number, since it uses less digits than its factorization.

241491601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124835.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 241491601 is about 15540.0000321750. Note that the first 4 decimals coincide. The cubic root of 241491601 is about 622.7312740972.

The spelling of 241491601 in words is "two hundred forty-one million, four hundred ninety-one thousand, six hundred one".