422341521 has 8 divisors (see below), whose sum is σ = 643568064. Its totient is φ = 241338000.

The previous prime is 422341501. The next prime is 422341547. The reversal of 422341521 is 125143224.

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

It is not a de Polignac number, because 422341521 - 2⁷ = 422341393 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 422341491 and 422341500.

It is not an unprimeable number, because it can be changed into a prime (422341501) 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, 10055730 + ... + 10055771.

It is an arithmetic number, because the mean of its divisors is an integer number (80446008).

Almost surely, 2^422341521 is an apocalyptic number.

It is an amenable number.

422341521 is a deficient number, since it is larger than the sum of its proper divisors (221226543).

422341521 is a wasteful number, since it uses less digits than its factorization.

422341521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20111511.

The product of its digits is 1920, while the sum is 24.

The square root of 422341521 is about 20550.9493941278. The cubic root of 422341521 is about 750.2763550469.

Adding to 422341521 its reverse (125143224), we get a palindrome (547484745).

The spelling of 422341521 in words is "four hundred twenty-two million, three hundred forty-one thousand, five hundred twenty-one".