224041403421 has 24 divisors (see below), whose sum is σ = 353097946656. Its totient is φ = 135758435040.

The previous prime is 224041403419. The next prime is 224041403441. The reversal of 224041403421 is 124304140422.

224041403421 is a `hidden beast` number, since 2 + 240 + 41 + 40 + 342 + 1 = 666.

It is not a de Polignac number, because 224041403421 - 2¹ = 224041403419 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224041403441) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 363511 + ... + 761723.

It is an arithmetic number, because the mean of its divisors is an integer number (14712414444).

Almost surely, 2^224041403421 is an apocalyptic number.

It is an amenable number.

224041403421 is a deficient number, since it is larger than the sum of its proper divisors (129056543235).

224041403421 is a wasteful number, since it uses less digits than its factorization.

224041403421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403913 (or 403910 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 224041403421 its reverse (124304140422), we get a palindrome (348345543843).

The spelling of 224041403421 in words is "two hundred twenty-four billion, forty-one million, four hundred three thousand, four hundred twenty-one".