764875 has 16 divisors (see below), whose sum is σ = 992160. Its totient is φ = 588000.

The previous prime is 764857. The next prime is 764887. The reversal of 764875 is 578467.

It is a happy number.

764875 is an esthetic number in base 16, because in such base its adjacent digits differ by 1.

It is not a de Polignac number, because 764875 - 2¹³ = 756683 is a prime.

Its product of digits (47040) is a multiple of the sum of its prime divisors (245).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3520 + ... + 3730.

It is an arithmetic number, because the mean of its divisors is an integer number (62010).

2⁷⁶⁴⁸⁷⁵ is an apocalyptic number.

764875 is a deficient number, since it is larger than the sum of its proper divisors (227285).

764875 is a wasteful number, since it uses less digits than its factorization.

764875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255 (or 245 counting only the distinct ones).

The product of its digits is 47040, while the sum is 37.

The square root of 764875 is about 874.5713235637. The cubic root of 764875 is about 91.4527611078.

The spelling of 764875 in words is "seven hundred sixty-four thousand, eight hundred seventy-five".