6216424 has 32 divisors (see below), whose sum is σ = 12640320. Its totient is φ = 2854656.

The previous prime is 6216421. The next prime is 6216437. The reversal of 6216424 is 4246126.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6216421) 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, 5317 + ... + 6379.

It is an arithmetic number, because the mean of its divisors is an integer number (395010).

Almost surely, 2^6216424 is an apocalyptic number.

It is an amenable number.

6216424 is an abundant number, since it is smaller than the sum of its proper divisors (6423896).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6216424 is a wasteful number, since it uses less digits than its factorization.

6216424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1129 (or 1125 counting only the distinct ones).

The product of its digits is 2304, while the sum is 25.

The square root of 6216424 is about 2493.2757569110. The cubic root of 6216424 is about 183.8711290434.

The spelling of 6216424 in words is "six million, two hundred sixteen thousand, four hundred twenty-four".