825955425 has 72 divisors (see below), whose sum is σ = 1514635200. Its totient is φ = 430147200.

The previous prime is 825955411. The next prime is 825955439. The reversal of 825955425 is 524559528.

825955425 is a `hidden beast` number, since 8 + 2 + 595 + 54 + 2 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (825955411) and next prime (825955439).

It is not a de Polignac number, because 825955425 - 2¹¹ = 825953377 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

Together with 688679775 it forms an amicable pair .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2380102 + ... + 2380448.

It is an arithmetic number, because the mean of its divisors is an integer number (21036600).

Almost surely, 2^825955425 is an apocalyptic number.

It is an amenable number.

825955425 is a deficient number, since it is larger than the sum of its proper divisors (688679775).

825955425 is a wasteful number, since it uses less digits than its factorization.

825955425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 583 (or 575 counting only the distinct ones).

The product of its digits is 720000, while the sum is 45.

The square root of 825955425 is about 28739.4402346323. The cubic root of 825955425 is about 938.2506414794.

The spelling of 825955425 in words is "eight hundred twenty-five million, nine hundred fifty-five thousand, four hundred twenty-five".