241223665 has 4 divisors (see below), whose sum is σ = 289468404. Its totient is φ = 192978928.

The previous prime is 241223629. The next prime is 241223737. The reversal of 241223665 is 566322142.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 566322142 = 2 ⋅283161071.

It can be written as a sum of positive squares in 2 ways, for example, as 47568609 + 193655056 = 6897^2 + 13916^2 .

It is a cyclic number.

It is not a de Polignac number, because 241223665 - 2¹⁵ = 241190897 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24122362 + ... + 24122371.

It is an arithmetic number, because the mean of its divisors is an integer number (72367101).

Almost surely, 2^241223665 is an apocalyptic number.

It is an amenable number.

241223665 is a deficient number, since it is larger than the sum of its proper divisors (48244739).

241223665 is an equidigital number, since it uses as much as digits as its factorization.

241223665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48244738.

The product of its digits is 17280, while the sum is 31.

The square root of 241223665 is about 15531.3767902269. The cubic root of 241223665 is about 622.5008811673.

The spelling of 241223665 in words is "two hundred forty-one million, two hundred twenty-three thousand, six hundred sixty-five".