6715428 has 24 divisors (see below), whose sum is σ = 15712032. Its totient is φ = 2232384.

The previous prime is 6715421. The next prime is 6715441. The reversal of 6715428 is 8245176.

It is not an unprimeable number, because it can be changed into a prime (6715421) 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, 6951 + ... + 7857.

It is an arithmetic number, because the mean of its divisors is an integer number (654668).

Almost surely, 2^6715428 is an apocalyptic number.

It is an amenable number.

6715428 is an abundant number, since it is smaller than the sum of its proper divisors (8996604).

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

6715428 is a wasteful number, since it uses less digits than its factorization.

6715428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1531 (or 1529 counting only the distinct ones).

The product of its digits is 13440, while the sum is 33.

The square root of 6715428 is about 2591.4142856749. The cubic root of 6715428 is about 188.6649532795.

The spelling of 6715428 in words is "six million, seven hundred fifteen thousand, four hundred twenty-eight".