27123325 has 24 divisors (see below), whose sum is σ = 35944128. Its totient is φ = 20254080.

The previous prime is 27123301. The next prime is 27123329. The reversal of 27123325 is 52332172.

It is not a de Polignac number, because 27123325 - 2⁵ = 27123293 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 27123325.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27123329) 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, 24177 + ... + 25273.

It is an arithmetic number, because the mean of its divisors is an integer number (1497672).

Almost surely, 2^27123325 is an apocalyptic number.

27123325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

27123325 is a deficient number, since it is larger than the sum of its proper divisors (8820803).

27123325 is a wasteful number, since it uses less digits than its factorization.

27123325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1173 (or 1168 counting only the distinct ones).

The product of its digits is 2520, while the sum is 25.

The square root of 27123325 is about 5208.0058563715. The cubic root of 27123325 is about 300.4560655885.

Adding to 27123325 its reverse (52332172), we get a palindrome (79455497).

The spelling of 27123325 in words is "twenty-seven million, one hundred twenty-three thousand, three hundred twenty-five".