6423714021 has 8 divisors (see below), whose sum is σ = 8590829344. Its totient is φ = 4269537360.

The previous prime is 6423713987. The next prime is 6423714023. The reversal of 6423714021 is 1204173246.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6423714021 - 2⁶ = 6423713957 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6423714021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6423714023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3233506 + ... + 3235491.

It is an arithmetic number, because the mean of its divisors is an integer number (1073853668).

Almost surely, 2^6423714021 is an apocalyptic number.

It is an amenable number.

6423714021 is a deficient number, since it is larger than the sum of its proper divisors (2167115323).

6423714021 is a wasteful number, since it uses less digits than its factorization.

6423714021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6469331.

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 6423714021 is about 80148.0755913703. The cubic root of 6423714021 is about 1858.9258473054.

Adding to 6423714021 its reverse (1204173246), we get a palindrome (7627887267).

The spelling of 6423714021 in words is "six billion, four hundred twenty-three million, seven hundred fourteen thousand, twenty-one".