766075925 has 6 divisors (see below), whose sum is σ = 949934178. Its totient is φ = 612860720.

The previous prime is 766075907. The next prime is 766075931. The reversal of 766075925 is 529570667.

It can be written as a sum of positive squares in 3 ways, for example, as 246144721 + 519931204 = 15689^2 + 22802^2 .

It is not a de Polignac number, because 766075925 - 2⁸ = 766075669 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 766075925.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15321494 + ... + 15321543.

It is an arithmetic number, because the mean of its divisors is an integer number (158322363).

Almost surely, 2^766075925 is an apocalyptic number.

It is an amenable number.

766075925 is a deficient number, since it is larger than the sum of its proper divisors (183858253).

766075925 is a wasteful number, since it uses less digits than its factorization.

766075925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30643047 (or 30643042 counting only the distinct ones).

The product of its (nonzero) digits is 793800, while the sum is 47.

The square root of 766075925 is about 27678.0766130886. The cubic root of 766075925 is about 915.0059919780.

The spelling of 766075925 in words is "seven hundred sixty-six million, seventy-five thousand, nine hundred twenty-five".