27506130 has 16 divisors (see below), whose sum is σ = 66014784. Its totient is φ = 7334960.

The previous prime is 27506081. The next prime is 27506131. The reversal of 27506130 is 3160572.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 27506130.

It is not an unprimeable number, because it can be changed into a prime (27506131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 458406 + ... + 458465.

It is an arithmetic number, because the mean of its divisors is an integer number (4125924).

Almost surely, 2^27506130 is an apocalyptic number.

27506130 is an abundant number, since it is smaller than the sum of its proper divisors (38508654).

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

27506130 is a wasteful number, since it uses less digits than its factorization.

27506130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 916881.

The product of its (nonzero) digits is 1260, while the sum is 24.

The square root of 27506130 is about 5244.6286808505. The cubic root of 27506130 is about 301.8629628402.

The spelling of 27506130 in words is "twenty-seven million, five hundred six thousand, one hundred thirty".