765525 has 24 divisors (see below), whose sum is σ = 1294560. Its totient is φ = 399040.

The previous prime is 765521. The next prime is 765533. The reversal of 765525 is 525567.

It is not a de Polignac number, because 765525 - 2² = 765521 is a prime.

765525 is a Rhonda number in base 8.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 765492 and 765501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (765521) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4339 + ... + 4511.

It is an arithmetic number, because the mean of its divisors is an integer number (53940).

2⁷⁶⁵⁵²⁵ is an apocalyptic number.

765525 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

765525 is a deficient number, since it is larger than the sum of its proper divisors (529035).

765525 is a wasteful number, since it uses less digits than its factorization.

765525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245 (or 240 counting only the distinct ones).

The product of its digits is 10500, while the sum is 30.

The square root of 765525 is about 874.9428552768. The cubic root of 765525 is about 91.4786596594.

The spelling of 765525 in words is "seven hundred sixty-five thousand, five hundred twenty-five".