6387224 has 8 divisors (see below), whose sum is σ = 11976060. Its totient is φ = 3193608.

The previous prime is 6387217. The next prime is 6387259. The reversal of 6387224 is 4227836.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 399194 + ... + 399209.

Almost surely, 2^6387224 is an apocalyptic number.

It is an amenable number.

6387224 is a deficient number, since it is larger than the sum of its proper divisors (5588836).

6387224 is a wasteful number, since it uses less digits than its factorization.

6387224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 798409 (or 798405 counting only the distinct ones).

The product of its digits is 16128, while the sum is 32.

The square root of 6387224 is about 2527.2957879916. The cubic root of 6387224 is about 185.5399274224.

The spelling of 6387224 in words is "six million, three hundred eighty-seven thousand, two hundred twenty-four".