526989625 has 16 divisors (see below), whose sum is σ = 663521040. Its totient is φ = 417849600.

The previous prime is 526989623. The next prime is 526989641.

It is a happy number.

526989625 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 8 ways, for example, as 342546064 + 184443561 = 18508^2 + 13581^2 .

It is not a de Polignac number, because 526989625 - 2¹ = 526989623 is a prime.

It is not an unprimeable number, because it can be changed into a prime (526989623) 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 15 ways as a sum of consecutive naturals, for example, 4530 + ... + 32779.

It is an arithmetic number, because the mean of its divisors is an integer number (41470065).

Almost surely, 2^526989625 is an apocalyptic number.

It is an amenable number.

526989625 is a deficient number, since it is larger than the sum of its proper divisors (136531415).

526989625 is a wasteful number, since it uses less digits than its factorization.

526989625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37437 (or 37427 counting only the distinct ones).

The product of its digits is 2332800, while the sum is 52.

The square root of 526989625 is about 22956.2545943366. The cubic root of 526989625 is about 807.7321234224.

The spelling of 526989625 in words is "five hundred twenty-six million, nine hundred eighty-nine thousand, six hundred twenty-five".