4324320432 has 100 divisors (see below), whose sum is σ = 12702896536. Its totient is φ = 1419897600.

The previous prime is 4324320401. The next prime is 4324320457. The reversal of 4324320432 is 2340234234.

It is a super-2 number, since 2×4324320432² = 37399494397225333248, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 4324320396 and 4324320405.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 61932 + ... + 111732.

Almost surely, 2^4324320432 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4324320432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6351448268).

4324320432 is an abundant number, since it is smaller than the sum of its proper divisors (8378576104).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4324320432 is a wasteful number, since it uses less digits than its factorization.

4324320432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49888 (or 49873 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 27.

The square root of 4324320432 is about 65759.5653270306. The cubic root of 4324320432 is about 1629.1933268717.

Adding to 4324320432 its reverse (2340234234), we get a palindrome (6664554666).

The spelling of 4324320432 in words is "four billion, three hundred twenty-four million, three hundred twenty thousand, four hundred thirty-two".