65706325 has 12 divisors (see below), whose sum is σ = 82101888.
Its totient is φ = 52161200.
The previous prime is 65706307. The next prime is 65706337. The reversal of 65706325 is 52360756.
It is not a de Polignac number, because 65706325 - 27 = 65706197 is a prime.
It is a super-2 number, since 2×657063252 = 8634642290011250, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6757 + ... + 13306.
It is an arithmetic number, because the mean of its divisors is an integer number (6841824).
Almost surely, 265706325 is an apocalyptic number.
It is an amenable number.
65706325 is a deficient number, since it is larger than the sum of its proper divisors (16395563).
65706325 is a wasteful number, since it uses less digits than its factorization.
65706325 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20204 (or 20199 counting only the distinct ones).
The product of its (nonzero) digits is 37800, while the sum is 34.
The square root of 65706325 is about 8105.9438068617.
The cubic root of 65706325 is about 403.5237112470.
The spelling of 65706325 in words is "sixty-five million, seven hundred six thousand, three hundred twenty-five".