6897964 has 24 divisors (see below), whose sum is σ = 12418560. Its totient is φ = 3351504.

The previous prime is 6897949. The next prime is 6897991. The reversal of 6897964 is 4697986.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26097 + ... + 26359.

It is an arithmetic number, because the mean of its divisors is an integer number (517440).

Almost surely, 2^6897964 is an apocalyptic number.

It is an amenable number.

6897964 is a deficient number, since it is larger than the sum of its proper divisors (5520596).

6897964 is a wasteful number, since it uses less digits than its factorization.

6897964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 429 (or 427 counting only the distinct ones).

The product of its digits is 653184, while the sum is 49.

The square root of 6897964 is about 2626.3975327433. The cubic root of 6897964 is about 190.3590992695.

The spelling of 6897964 in words is "six million, eight hundred ninety-seven thousand, nine hundred sixty-four".