6379728 has 20 divisors (see below), whose sum is σ = 16481088. Its totient is φ = 2126560.

The previous prime is 6379699. The next prime is 6379753. The reversal of 6379728 is 8279736.

It is a self number, because there is not a number n which added to its sum of digits gives 6379728.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66408 + ... + 66503.

Almost surely, 2^6379728 is an apocalyptic number.

It is an amenable number.

6379728 is an abundant number, since it is smaller than the sum of its proper divisors (10101360).

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

6379728 is a wasteful number, since it uses less digits than its factorization.

6379728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132922 (or 132916 counting only the distinct ones).

The product of its digits is 127008, while the sum is 42.

The square root of 6379728 is about 2525.8123445735. The cubic root of 6379728 is about 185.4673162364.

The spelling of 6379728 in words is "six million, three hundred seventy-nine thousand, seven hundred twenty-eight".