6620075 has 48 divisors (see below), whose sum is σ = 10832640. Its totient is φ = 3888000.

The previous prime is 6620059. The next prime is 6620083. The reversal of 6620075 is 5700266.

It is not a de Polignac number, because 6620075 - 2⁴ = 6620059 is a prime.

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 47 ways as a sum of consecutive naturals, for example, 36485 + ... + 36665.

It is an arithmetic number, because the mean of its divisors is an integer number (225680).

Almost surely, 2^6620075 is an apocalyptic number.

6620075 is a deficient number, since it is larger than the sum of its proper divisors (4212565).

6620075 is a wasteful number, since it uses less digits than its factorization.

6620075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228 (or 223 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 6620075 is about 2572.9506408013. The cubic root of 6620075 is about 187.7677360294.

The spelling of 6620075 in words is "six million, six hundred twenty thousand, seventy-five".