241720404 has 48 divisors (see below), whose sum is σ = 576522240. Its totient is φ = 78801120.

The previous prime is 241720403. The next prime is 241720421. The reversal of 241720404 is 404027142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (241720403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 157119 + ... + 158649.

It is an arithmetic number, because the mean of its divisors is an integer number (12010880).

Almost surely, 2^241720404 is an apocalyptic number.

It is an amenable number.

241720404 is an abundant number, since it is smaller than the sum of its proper divisors (334801836).

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

241720404 is a wasteful number, since it uses less digits than its factorization.

241720404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1820 (or 1818 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 24.

The square root of 241720404 is about 15547.3600331375. The cubic root of 241720404 is about 622.9278824650.

Adding to 241720404 its reverse (404027142), we get a palindrome (645747546).

The spelling of 241720404 in words is "two hundred forty-one million, seven hundred twenty thousand, four hundred four".