27612130 has 64 divisors (see below), whose sum is σ = 64431360. Its totient is φ = 8273664.

The previous prime is 27612047. The next prime is 27612139. The reversal of 27612130 is 3121672.

It is not an unprimeable number, because it can be changed into a prime (27612139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16492 + ... + 18088.

It is an arithmetic number, because the mean of its divisors is an integer number (1006740).

Almost surely, 2^27612130 is an apocalyptic number.

27612130 is an abundant number, since it is smaller than the sum of its proper divisors (36819230).

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

27612130 is a wasteful number, since it uses less digits than its factorization.

27612130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1643.

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 27612130 is about 5254.7245408299. The cubic root of 27612130 is about 302.2502275347.

The spelling of 27612130 in words is "twenty-seven million, six hundred twelve thousand, one hundred thirty".