6336700421 has 6 divisors (see below), whose sum is σ = 6547704966. Its totient is φ = 6132289800.

The previous prime is 6336700417. The next prime is 6336700423. The reversal of 6336700421 is 1240076336.

It can be written as a sum of positive squares in only one way, i.e., 5768402500 + 568297921 = 75950^2 + 23839^2 .

It is not a de Polignac number, because 6336700421 - 2² = 6336700417 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6336700423) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3295970 + ... + 3297891.

It is an arithmetic number, because the mean of its divisors is an integer number (1091284161).

Almost surely, 2^6336700421 is an apocalyptic number.

It is an amenable number.

6336700421 is a deficient number, since it is larger than the sum of its proper divisors (211004545).

6336700421 is an equidigital number, since it uses as much as digits as its factorization.

6336700421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6593923 (or 6593892 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 32.

The square root of 6336700421 is about 79603.3945318917. The cubic root of 6336700421 is about 1850.4941870420.

Adding to 6336700421 its reverse (1240076336), we get a palindrome (7576776757).

The spelling of 6336700421 in words is "six billion, three hundred thirty-six million, seven hundred thousand, four hundred twenty-one".