27125825 has 12 divisors (see below), whose sum is σ = 35406960. Its totient is φ = 20558160.

The previous prime is 27125807. The next prime is 27125827. The reversal of 27125825 is 52852172.

It is a happy number.

It is not a de Polignac number, because 27125825 - 2⁸ = 27125569 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 27125791 and 27125800.

It is not an unprimeable number, because it can be changed into a prime (27125827) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28079 + ... + 29028.

It is an arithmetic number, because the mean of its divisors is an integer number (2950580).

Almost surely, 2^27125825 is an apocalyptic number.

27125825 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

27125825 is a deficient number, since it is larger than the sum of its proper divisors (8281135).

27125825 is a wasteful number, since it uses less digits than its factorization.

27125825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57136 (or 57131 counting only the distinct ones).

The product of its digits is 11200, while the sum is 32.

The square root of 27125825 is about 5208.2458659322. The cubic root of 27125825 is about 300.4652964760.

Adding to 27125825 its reverse (52852172), we get a palindrome (79977997).

The spelling of 27125825 in words is "twenty-seven million, one hundred twenty-five thousand, eight hundred twenty-five".