7664875 has 16 divisors (see below), whose sum is σ = 10131264. Its totient is φ = 5769600.

The previous prime is 7664873. The next prime is 7664887. The reversal of 7664875 is 5784667.

7664875 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 7664875 - 2¹ = 7664873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7664873) 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, 322 + ... + 3928.

It is an arithmetic number, because the mean of its divisors is an integer number (633204).

Almost surely, 2^7664875 is an apocalyptic number.

7664875 is a deficient number, since it is larger than the sum of its proper divisors (2466389).

7664875 is a wasteful number, since it uses less digits than its factorization.

7664875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3639 (or 3629 counting only the distinct ones).

The product of its digits is 282240, while the sum is 43.

The square root of 7664875 is about 2768.5510650880. The cubic root of 7664875 is about 197.1673618783.

The spelling of 7664875 in words is "seven million, six hundred sixty-four thousand, eight hundred seventy-five".