241420521 has 8 divisors (see below), whose sum is σ = 321977440. Its totient is φ = 160905312.

The previous prime is 241420511. The next prime is 241420537. The reversal of 241420521 is 125024142.

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

It is not a de Polignac number, because 241420521 - 2⁶ = 241420457 is a prime.

It is a super-2 number, since 2×241420521² = 116567735919822882, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (241420511) 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, 7470 + ... + 23208.

It is an arithmetic number, because the mean of its divisors is an integer number (40247180).

Almost surely, 2^241420521 is an apocalyptic number.

It is an amenable number.

241420521 is a deficient number, since it is larger than the sum of its proper divisors (80556919).

241420521 is a wasteful number, since it uses less digits than its factorization.

241420521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20855.

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 241420521 is about 15537.7128625805. The cubic root of 241420521 is about 622.6701704089.

Adding to 241420521 its reverse (125024142), we get a palindrome (366444663).

The spelling of 241420521 in words is "two hundred forty-one million, four hundred twenty thousand, five hundred twenty-one".