6625541 has 8 divisors (see below), whose sum is σ = 7445760. Its totient is φ = 5849712.

The previous prime is 6625519. The next prime is 6625571. The reversal of 6625541 is 1455266.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6625541 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6625501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10781 + ... + 11378.

It is an arithmetic number, because the mean of its divisors is an integer number (930720).

Almost surely, 2^6625541 is an apocalyptic number.

It is an amenable number.

6625541 is a deficient number, since it is larger than the sum of its proper divisors (820219).

6625541 is a wasteful number, since it uses less digits than its factorization.

6625541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22195.

The product of its digits is 7200, while the sum is 29.

The square root of 6625541 is about 2574.0126262317. The cubic root of 6625541 is about 187.8193999004.

The spelling of 6625541 in words is "six million, six hundred twenty-five thousand, five hundred forty-one".