202441009 has 8 divisors (see below), whose sum is σ = 211522752. Its totient is φ = 193382640.

The previous prime is 202441003. The next prime is 202441021. The reversal of 202441009 is 900144202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 202441009 - 2¹¹ = 202438961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (202441003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13227 + ... + 24079.

It is an arithmetic number, because the mean of its divisors is an integer number (26440344).

Almost surely, 2^202441009 is an apocalyptic number.

It is an amenable number.

202441009 is a deficient number, since it is larger than the sum of its proper divisors (9081743).

202441009 is a wasteful number, since it uses less digits than its factorization.

202441009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11687.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 202441009 is about 14228.1765873214. The cubic root of 202441009 is about 587.1731179318.

The spelling of 202441009 in words is "two hundred two million, four hundred forty-one thousand, nine".