525375994 has 16 divisors (see below), whose sum is σ = 925837920. Its totient is φ = 220437360.

The previous prime is 525375979. The next prime is 525375997. The reversal of 525375994 is 499573525.

It is not an unprimeable number, because it can be changed into a prime (525375997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 918204 + ... + 918775.

It is an arithmetic number, because the mean of its divisors is an integer number (57864870).

Almost surely, 2^525375994 is an apocalyptic number.

525375994 is a deficient number, since it is larger than the sum of its proper divisors (400461926).

525375994 is a wasteful number, since it uses less digits than its factorization.

525375994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1837005.

The product of its digits is 1701000, while the sum is 49.

The square root of 525375994 is about 22921.0818680096. The cubic root of 525375994 is about 806.9068610209.

The spelling of 525375994 in words is "five hundred twenty-five million, three hundred seventy-five thousand, nine hundred ninety-four".