6697425 has 24 divisors (see below), whose sum is σ = 12655936. Its totient is φ = 3061440.

The previous prime is 6697423. The next prime is 6697429. The reversal of 6697425 is 5247966.

It is not a de Polignac number, because 6697425 - 2¹ = 6697423 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6697423) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 5854 + ... + 6903.

Almost surely, 2^6697425 is an apocalyptic number.

It is an amenable number.

6697425 is a deficient number, since it is larger than the sum of its proper divisors (5958511).

6697425 is a wasteful number, since it uses less digits than its factorization.

6697425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12777 (or 12772 counting only the distinct ones).

The product of its digits is 90720, while the sum is 39.

The square root of 6697425 is about 2587.9383686634. The cubic root of 6697425 is about 188.4962087669.

The spelling of 6697425 in words is "six million, six hundred ninety-seven thousand, four hundred twenty-five".