6625245 has 16 divisors (see below), whose sum is σ = 11564352. Its totient is φ = 3212160.

The previous prime is 6625237. The next prime is 6625247. The reversal of 6625245 is 5425266.

It is not a de Polignac number, because 6625245 - 2³ = 6625237 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6625247) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19912 + ... + 20241.

It is an arithmetic number, because the mean of its divisors is an integer number (722772).

Almost surely, 2^6625245 is an apocalyptic number.

It is an amenable number.

6625245 is a deficient number, since it is larger than the sum of its proper divisors (4939107).

6625245 is a wasteful number, since it uses less digits than its factorization.

6625245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40172.

The product of its digits is 14400, while the sum is 30.

The square root of 6625245 is about 2573.9551278140. The cubic root of 6625245 is about 187.8166028775.

The spelling of 6625245 in words is "six million, six hundred twenty-five thousand, two hundred forty-five".