4302431421 has 16 divisors (see below), whose sum is σ = 6043707840. Its totient is φ = 2714981760.

The previous prime is 4302431407. The next prime is 4302431477. The reversal of 4302431421 is 1241342034.

It is not a de Polignac number, because 4302431421 - 2⁵ = 4302431389 is a prime.

It is a super-2 number, since 2×4302431421² = 37021832264816158482, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4302431391 and 4302431400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4302431401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35361 + ... + 99273.

It is an arithmetic number, because the mean of its divisors is an integer number (377731740).

Almost surely, 2^4302431421 is an apocalyptic number.

It is an amenable number.

4302431421 is a deficient number, since it is larger than the sum of its proper divisors (1741276419).

4302431421 is a wasteful number, since it uses less digits than its factorization.

4302431421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65116.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 4302431421 is about 65592.9220343171. The cubic root of 4302431421 is about 1626.4397711940.

Adding to 4302431421 its reverse (1241342034), we get a palindrome (5543773455).

The spelling of 4302431421 in words is "four billion, three hundred two million, four hundred thirty-one thousand, four hundred twenty-one".