6202397421 has 16 divisors (see below), whose sum is σ = 10024077120. Its totient is φ = 3759028560.

The previous prime is 6202397309. The next prime is 6202397473. The reversal of 6202397421 is 1247932026.

6202397421 is a `hidden beast` number, since 620 + 2 + 3 + 9 + 7 + 4 + 21 = 666.

It is not a de Polignac number, because 6202397421 - 2⁷ = 6202397293 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6202398421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10441450 + ... + 10442043.

It is an arithmetic number, because the mean of its divisors is an integer number (626504820).

Almost surely, 2^6202397421 is an apocalyptic number.

It is an amenable number.

6202397421 is a deficient number, since it is larger than the sum of its proper divisors (3821679699).

6202397421 is a wasteful number, since it uses less digits than its factorization.

6202397421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20883513 (or 20883507 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 6202397421 is about 78755.3009073040. The cubic root of 6202397421 is about 1837.3273087186.

The spelling of 6202397421 in words is "six billion, two hundred two million, three hundred ninety-seven thousand, four hundred twenty-one".