27425133 has 6 divisors (see below), whose sum is σ = 39614094. Its totient is φ = 18283416.

The previous prime is 27425129. The next prime is 27425137. The reversal of 27425133 is 33152472.

It is an interprime number because it is at equal distance from previous prime (27425129) and next prime (27425137).

It can be written as a sum of positive squares in only one way, i.e., 26347689 + 1077444 = 5133^2 + 1038^2 .

It is not a de Polignac number, because 27425133 - 2² = 27425129 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 27425097 and 27425106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27425137) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1523610 + ... + 1523627.

It is an arithmetic number, because the mean of its divisors is an integer number (6602349).

Almost surely, 2^27425133 is an apocalyptic number.

It is an amenable number.

27425133 is a deficient number, since it is larger than the sum of its proper divisors (12188961).

27425133 is a wasteful number, since it uses less digits than its factorization.

27425133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3047243 (or 3047240 counting only the distinct ones).

The product of its digits is 5040, while the sum is 27.

The square root of 27425133 is about 5236.9010874753. The cubic root of 27425133 is about 301.5663740077.

It can be divided in two parts, 2742 and 5133, that added together give a triangular number (7875 = T₁₂₅).

The spelling of 27425133 in words is "twenty-seven million, four hundred twenty-five thousand, one hundred thirty-three".