66200325 has 24 divisors (see below), whose sum is σ = 114212928. Its totient is φ = 33770880.

The previous prime is 66200297. The next prime is 66200327. The reversal of 66200325 is 52300266.

It is not a de Polignac number, because 66200325 - 2⁵ = 66200293 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 66200295 and 66200304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66200327) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17464 + ... + 20913.

It is an arithmetic number, because the mean of its divisors is an integer number (4758872).

Almost surely, 2^66200325 is an apocalyptic number.

It is an amenable number.

66200325 is a deficient number, since it is larger than the sum of its proper divisors (48012603).

66200325 is a wasteful number, since it uses less digits than its factorization.

66200325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38413 (or 38408 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 66200325 is about 8136.3582148281. The cubic root of 66200325 is about 404.5324584854.

The spelling of 66200325 in words is "sixty-six million, two hundred thousand, three hundred twenty-five".