6897448 has 8 divisors (see below), whose sum is σ = 12932730. Its totient is φ = 3448720.

The previous prime is 6897431. The next prime is 6897463. The reversal of 6897448 is 8447986.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 5769604 + 1127844 = 2402^2 + 1062^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 6897398 and 6897407.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 431083 + ... + 431098.

Almost surely, 2^6897448 is an apocalyptic number.

It is an amenable number.

6897448 is a deficient number, since it is larger than the sum of its proper divisors (6035282).

6897448 is a wasteful number, since it uses less digits than its factorization.

6897448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 862187 (or 862183 counting only the distinct ones).

The product of its digits is 387072, while the sum is 46.

The square root of 6897448 is about 2626.2992974907. The cubic root of 6897448 is about 190.3543525672.

The spelling of 6897448 in words is "six million, eight hundred ninety-seven thousand, four hundred forty-eight".