241509906 has 24 divisors (see below), whose sum is σ = 570842064. Its totient is φ = 73184760.

The previous prime is 241509899. The next prime is 241509911. The reversal of 241509906 is 609905142.

It is a super-2 number, since 2×241509906² = 116654069392257672, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 609676 + ... + 610071.

It is an arithmetic number, because the mean of its divisors is an integer number (23785086).

Almost surely, 2^241509906 is an apocalyptic number.

241509906 is an abundant number, since it is smaller than the sum of its proper divisors (329332158).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

241509906 is a wasteful number, since it uses less digits than its factorization.

241509906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1219766 (or 1219763 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 241509906 is about 15540.5889849774. The cubic root of 241509906 is about 622.7470079887.

The spelling of 241509906 in words is "two hundred forty-one million, five hundred nine thousand, nine hundred six".