6897224 has 16 divisors (see below), whose sum is σ = 13115520. Its totient is φ = 3399760.

The previous prime is 6897211. The next prime is 6897271. The reversal of 6897224 is 4227986.

It is a d-powerful number, because it can be written as 6³ + 8 + 9⁷ + 7⁵ + 2³ + 2²¹ + 4³ .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5504 + ... + 6639.

It is an arithmetic number, because the mean of its divisors is an integer number (819720).

Almost surely, 2^6897224 is an apocalyptic number.

It is an amenable number.

6897224 is a deficient number, since it is larger than the sum of its proper divisors (6218296).

6897224 is a wasteful number, since it uses less digits than its factorization.

6897224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12220 (or 12216 counting only the distinct ones).

The product of its digits is 48384, while the sum is 38.

The square root of 6897224 is about 2626.2566515861. The cubic root of 6897224 is about 190.3522919096.

The spelling of 6897224 in words is "six million, eight hundred ninety-seven thousand, two hundred twenty-four".