999465525 has 18 divisors (see below), whose sum is σ = 1790154210. Its totient is φ = 533048160.

The previous prime is 999465521. The next prime is 999465539. The reversal of 999465525 is 525564999.

999465525 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 8538084 + 990927441 = 2922^2 + 31479^2 .

It is not a de Polignac number, because 999465525 - 2² = 999465521 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (999465521) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2220810 + ... + 2221259.

Almost surely, 2^999465525 is an apocalyptic number.

It is an amenable number.

999465525 is a deficient number, since it is larger than the sum of its proper divisors (790688685).

999465525 is a wasteful number, since it uses less digits than its factorization.

999465525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4442085 (or 4442077 counting only the distinct ones).

The product of its digits is 4374000, while the sum is 54.

The square root of 999465525 is about 31614.3246804356. The cubic root of 999465525 is about 999.8218099168.

The spelling of 999465525 in words is "nine hundred ninety-nine million, four hundred sixty-five thousand, five hundred twenty-five".