424204121 has 8 divisors (see below), whose sum is σ = 465096000. Its totient is φ = 383700240.

The previous prime is 424204117. The next prime is 424204133. The reversal of 424204121 is 121402424.

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

It is not a de Polignac number, because 424204121 - 2² = 424204117 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 424204093 and 424204102.

It is not an unprimeable number, because it can be changed into a prime (424203121) 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, 94706 + ... + 99083.

It is an arithmetic number, because the mean of its divisors is an integer number (58137000).

Almost surely, 2^424204121 is an apocalyptic number.

It is an amenable number.

424204121 is a deficient number, since it is larger than the sum of its proper divisors (40891879).

424204121 is a wasteful number, since it uses less digits than its factorization.

424204121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193999.

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 424204121 is about 20596.2161816194. The cubic root of 424204121 is about 751.3776876048.

Adding to 424204121 its reverse (121402424), we get a palindrome (545606545).

The spelling of 424204121 in words is "four hundred twenty-four million, two hundred four thousand, one hundred twenty-one".