6906625 has 16 divisors (see below), whose sum is σ = 9404928. Its totient is φ = 5022000.

The previous prime is 6906593. The next prime is 6906631. The reversal of 6906625 is 5266096.

It is not a de Polignac number, because 6906625 - 2⁵ = 6906593 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1137 + ... + 3886.

It is an arithmetic number, because the mean of its divisors is an integer number (587808).

Almost surely, 2^6906625 is an apocalyptic number.

It is an amenable number.

6906625 is a deficient number, since it is larger than the sum of its proper divisors (2498303).

6906625 is a wasteful number, since it uses less digits than its factorization.

6906625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5049 (or 5039 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 6906625 is about 2628.0458519592. The cubic root of 6906625 is about 190.4387368075.

The spelling of 6906625 in words is "six million, nine hundred six thousand, six hundred twenty-five".