241332561 has 32 divisors (see below), whose sum is σ = 379728000. Its totient is φ = 150958080.

The previous prime is 241332557. The next prime is 241332587. The reversal of 241332561 is 165233142.

It is not a de Polignac number, because 241332561 - 2² = 241332557 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (241332521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 205506 + ... + 206676.

It is an arithmetic number, because the mean of its divisors is an integer number (11866500).

Almost surely, 2^241332561 is an apocalyptic number.

It is an amenable number.

241332561 is a deficient number, since it is larger than the sum of its proper divisors (138395439).

241332561 is a wasteful number, since it uses less digits than its factorization.

241332561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1646 (or 1640 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 241332561 is about 15534.8820722914. The cubic root of 241332561 is about 622.5945392778.

The spelling of 241332561 in words is "two hundred forty-one million, three hundred thirty-two thousand, five hundred sixty-one".