6625650 has 24 divisors (see below), whose sum is σ = 16431984. Its totient is φ = 1766800.

The previous prime is 6625639. The next prime is 6625667. The reversal of 6625650 is 565266.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 21936 + ... + 22235.

It is an arithmetic number, because the mean of its divisors is an integer number (684666).

Almost surely, 2^6625650 is an apocalyptic number.

6625650 is an abundant number, since it is smaller than the sum of its proper divisors (9806334).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6625650 is a wasteful number, since it uses less digits than its factorization.

6625650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44186 (or 44181 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 6625650 is about 2574.0337993119. The cubic root of 6625650 is about 187.8204298642.

The spelling of 6625650 in words is "six million, six hundred twenty-five thousand, six hundred fifty".