241664215 has 32 divisors (see below), whose sum is σ = 318935232. Its totient is φ = 174720000.

The previous prime is 241664201. The next prime is 241664233. The reversal of 241664215 is 512466142.

It is a happy number.

It is not a de Polignac number, because 241664215 - 2¹¹ = 241662167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 859875 + ... + 860155.

It is an arithmetic number, because the mean of its divisors is an integer number (9966726).

Almost surely, 2^241664215 is an apocalyptic number.

241664215 is a deficient number, since it is larger than the sum of its proper divisors (77271017).

241664215 is a wasteful number, since it uses less digits than its factorization.

241664215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531.

The product of its digits is 11520, while the sum is 31.

The square root of 241664215 is about 15545.5529010711. The cubic root of 241664215 is about 622.8796112577.

The spelling of 241664215 in words is "two hundred forty-one million, six hundred sixty-four thousand, two hundred fifteen".