200665425 has 24 divisors (see below), whose sum is σ = 333219744. Its totient is φ = 106552960.

The previous prime is 200665397. The next prime is 200665429. The reversal of 200665425 is 524566002.

It is not a de Polignac number, because 200665425 - 2⁹ = 200664913 is a prime.

It is a super-2 number, since 2×200665425² = 80533225580861250, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 200665392 and 200665401.

It is not an unprimeable number, because it can be changed into a prime (200665429) 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 23 ways as a sum of consecutive naturals, for example, 11734 + ... + 23216.

It is an arithmetic number, because the mean of its divisors is an integer number (13884156).

Almost surely, 2^200665425 is an apocalyptic number.

200665425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

200665425 is a deficient number, since it is larger than the sum of its proper divisors (132554319).

200665425 is a wasteful number, since it uses less digits than its factorization.

200665425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11729 (or 11724 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 200665425 is about 14165.6424139536. The cubic root of 200665425 is about 585.4514011775.

The spelling of 200665425 in words is "two hundred million, six hundred sixty-five thousand, four hundred twenty-five".