241636664 has 16 divisors (see below), whose sum is σ = 453251400. Its totient is φ = 120769632.

The previous prime is 241636649. The next prime is 241636667. The reversal of 241636664 is 466636142.

It is a happy number.

241636664 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (241636667) 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, 23399 + ... + 32105.

Almost surely, 2^241636664 is an apocalyptic number.

It is an amenable number.

241636664 is a deficient number, since it is larger than the sum of its proper divisors (211614736).

241636664 is a wasteful number, since it uses less digits than its factorization.

241636664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12182 (or 12178 counting only the distinct ones).

The product of its digits is 124416, while the sum is 38.

The square root of 241636664 is about 15544.6667381453. Note that the first 3 decimals coincide. The cubic root of 241636664 is about 622.8559398336.

The spelling of 241636664 in words is "two hundred forty-one million, six hundred thirty-six thousand, six hundred sixty-four".