4320341421 has 48 divisors (see below), whose sum is σ = 6513186624. Its totient is φ = 2543904000.

The previous prime is 4320341341. The next prime is 4320341423. The reversal of 4320341421 is 1241430234.

It is not a de Polignac number, because 4320341421 - 2⁷ = 4320341293 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4320341391 and 4320341400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4320341423) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4925835 + ... + 4926711.

It is an arithmetic number, because the mean of its divisors is an integer number (135691388).

Almost surely, 2^4320341421 is an apocalyptic number.

4320341421 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

4320341421 is a deficient number, since it is larger than the sum of its proper divisors (2192845203).

4320341421 is a wasteful number, since it uses less digits than its factorization.

4320341421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1274 (or 1263 counting only the distinct ones).

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

The square root of 4320341421 is about 65729.3041268505. The cubic root of 4320341421 is about 1628.6934743441.

Adding to 4320341421 its reverse (1241430234), we get a palindrome (5561771655).

The spelling of 4320341421 in words is "four billion, three hundred twenty million, three hundred forty-one thousand, four hundred twenty-one".