20567325 has 24 divisors (see below), whose sum is σ = 34520608.
Its totient is φ = 10802880.
The previous prime is 20567311. The next prime is 20567357. The reversal of 20567325 is 52376502.
It is not a de Polignac number, because 20567325 - 28 = 20567069 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 20567292 and 20567301.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2979 + ... + 7071.
Almost surely, 220567325 is an apocalyptic number.
20567325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
20567325 is a deficient number, since it is larger than the sum of its proper divisors (13953283).
20567325 is a wasteful number, since it uses less digits than its factorization.
20567325 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4173 (or 4168 counting only the distinct ones).
The product of its (nonzero) digits is 12600, while the sum is 30.
The square root of 20567325 is about 4535.1212773199.
The cubic root of 20567325 is about 273.9844637505.
The spelling of 20567325 in words is "twenty million, five hundred sixty-seven thousand, three hundred twenty-five".