241671621 has 8 divisors (see below), whose sum is σ = 339188320. Its totient is φ = 152634672.

The previous prime is 241671571. The next prime is 241671637. The reversal of 241671621 is 126176142.

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

It is not a de Polignac number, because 241671621 - 2¹⁴ = 241655237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (241671641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2119870 + ... + 2119983.

It is an arithmetic number, because the mean of its divisors is an integer number (42398540).

Almost surely, 2^241671621 is an apocalyptic number.

It is an amenable number.

241671621 is a deficient number, since it is larger than the sum of its proper divisors (97516699).

241671621 is a wasteful number, since it uses less digits than its factorization.

241671621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4239875.

The product of its digits is 4032, while the sum is 30.

The square root of 241671621 is about 15545.7911024174. The cubic root of 241671621 is about 622.8859740798.

The spelling of 241671621 in words is "two hundred forty-one million, six hundred seventy-one thousand, six hundred twenty-one".