6625916 has 12 divisors (see below), whose sum is σ = 12649560. Its totient is φ = 3011760.

The previous prime is 6625907. The next prime is 6625921. The reversal of 6625916 is 6195266.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75251 + ... + 75338.

It is an arithmetic number, because the mean of its divisors is an integer number (1054130).

Almost surely, 2^6625916 is an apocalyptic number.

It is an amenable number.

6625916 is a deficient number, since it is larger than the sum of its proper divisors (6023644).

6625916 is a wasteful number, since it uses less digits than its factorization.

6625916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150604 (or 150602 counting only the distinct ones).

The product of its digits is 19440, while the sum is 35.

The square root of 6625916 is about 2574.0854686665. The cubic root of 6625916 is about 187.8229433065.

The spelling of 6625916 in words is "six million, six hundred twenty-five thousand, nine hundred sixteen".