241905669 has 4 divisors (see below), whose sum is σ = 322540896. Its totient is φ = 161270444.

The previous prime is 241905661. The next prime is 241905673. The reversal of 241905669 is 966509142.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 241905669 - 2³ = 241905661 is a prime.

It is a super-2 number, since 2×241905669² = 117036705388675122, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 241905669.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (241905661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40317609 + ... + 40317614.

It is an arithmetic number, because the mean of its divisors is an integer number (80635224).

Almost surely, 2^241905669 is an apocalyptic number.

It is an amenable number.

241905669 is a deficient number, since it is larger than the sum of its proper divisors (80635227).

241905669 is an equidigital number, since it uses as much as digits as its factorization.

241905669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80635226.

The product of its (nonzero) digits is 116640, while the sum is 42.

The square root of 241905669 is about 15553.3169774167. The cubic root of 241905669 is about 623.0869881377.

The spelling of 241905669 in words is "two hundred forty-one million, nine hundred five thousand, six hundred sixty-nine".