424032121 has 8 divisors (see below), whose sum is σ = 426686400. Its totient is φ = 421386000.

The previous prime is 424032109. The next prime is 424032157. The reversal of 424032121 is 121230424.

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 424032121 - 2¹¹ = 424030073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (424032181) 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, 126100 + ... + 129418.

It is an arithmetic number, because the mean of its divisors is an integer number (53335800).

Almost surely, 2^424032121 is an apocalyptic number.

It is an amenable number.

424032121 is a deficient number, since it is larger than the sum of its proper divisors (2654279).

424032121 is a wasteful number, since it uses less digits than its factorization.

424032121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4079.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 424032121 is about 20592.0402340322. The cubic root of 424032121 is about 751.2761213801.

Adding to 424032121 its reverse (121230424), we get a palindrome (545262545).

The spelling of 424032121 in words is "four hundred twenty-four million, thirty-two thousand, one hundred twenty-one".