241431621 has 32 divisors (see below), whose sum is σ = 346705920. Its totient is φ = 149079744.

The previous prime is 241431607. The next prime is 241431653. The reversal of 241431621 is 126134142.

It is not a de Polignac number, because 241431621 - 2⁶ = 241431557 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 241431591 and 241431600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (241431521) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 353146 + ... + 353828.

It is an arithmetic number, because the mean of its divisors is an integer number (10834560).

Almost surely, 2^241431621 is an apocalyptic number.

It is an amenable number.

241431621 is a deficient number, since it is larger than the sum of its proper divisors (105274299).

241431621 is a wasteful number, since it uses less digits than its factorization.

241431621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 865.

The product of its digits is 1152, while the sum is 24.

The square root of 241431621 is about 15538.0700539031. The cubic root of 241431621 is about 622.6797132776.

Adding to 241431621 its reverse (126134142), we get a palindrome (367565763).

The spelling of 241431621 in words is "two hundred forty-one million, four hundred thirty-one thousand, six hundred twenty-one".