63324321 has 8 divisors (see below), whose sum is σ = 88876320. Its totient is φ = 39994272.

The previous prime is 63324311. The next prime is 63324323. The reversal of 63324321 is 12342336.

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

It is not a de Polignac number, because 63324321 - 2¹⁸ = 63062177 is a prime.

It is a super-2 number, since 2×63324321² = 8019939260222082, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 63324291 and 63324300.

It is not an unprimeable number, because it can be changed into a prime (63324323) 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, 555420 + ... + 555533.

It is an arithmetic number, because the mean of its divisors is an integer number (11109540).

Almost surely, 2^63324321 is an apocalyptic number.

It is an amenable number.

63324321 is a deficient number, since it is larger than the sum of its proper divisors (25551999).

63324321 is a wasteful number, since it uses less digits than its factorization.

63324321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1110975.

The product of its digits is 2592, while the sum is 24.

The square root of 63324321 is about 7957.6580097413. The cubic root of 63324321 is about 398.5873523563.

Adding to 63324321 its reverse (12342336), we get a palindrome (75666657).

The spelling of 63324321 in words is "sixty-three million, three hundred twenty-four thousand, three hundred twenty-one".