27099132 has 12 divisors (see below), whose sum is σ = 63231336. Its totient is φ = 9033040.

The previous prime is 27099131. The next prime is 27099143. The reversal of 27099132 is 23199072.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (33) 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 = 27099093 and 27099102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27099131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1129119 + ... + 1129142.

It is an arithmetic number, because the mean of its divisors is an integer number (5269278).

Almost surely, 2^27099132 is an apocalyptic number.

It is an amenable number.

27099132 is an abundant number, since it is smaller than the sum of its proper divisors (36132204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27099132 is a wasteful number, since it uses less digits than its factorization.

27099132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2258268 (or 2258266 counting only the distinct ones).

The product of its (nonzero) digits is 6804, while the sum is 33.

The square root of 27099132 is about 5205.6826641662. The cubic root of 27099132 is about 300.3667071259.

The spelling of 27099132 in words is "twenty-seven million, ninety-nine thousand, one hundred thirty-two".