27249039 has 12 divisors (see below), whose sum is σ = 39539136. Its totient is φ = 18083232.

The previous prime is 27249029. The next prime is 27249073. The reversal of 27249039 is 93094272.

It is not a de Polignac number, because 27249039 - 2⁷ = 27248911 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 27248994 and 27249012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27249029) 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, 4782 + ... + 8795.

It is an arithmetic number, because the mean of its divisors is an integer number (3294928).

Almost surely, 2^27249039 is an apocalyptic number.

27249039 is a deficient number, since it is larger than the sum of its proper divisors (12290097).

27249039 is a wasteful number, since it uses less digits than its factorization.

27249039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13806 (or 13803 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The square root of 27249039 is about 5220.0612065377. The cubic root of 27249039 is about 300.9195452421.

The spelling of 27249039 in words is "twenty-seven million, two hundred forty-nine thousand, thirty-nine".