27247044 has 48 divisors (see below), whose sum is σ = 69866496. Its totient is φ = 8196000.

The previous prime is 27247043. The next prime is 27247049. The reversal of 27247044 is 44074272.

It is not an unprimeable number, because it can be changed into a prime (27247043) 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 15 ways as a sum of consecutive naturals, for example, 19249 + ... + 20615.

It is an arithmetic number, because the mean of its divisors is an integer number (1455552).

Almost surely, 2^27247044 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27247044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34933248).

27247044 is an abundant number, since it is smaller than the sum of its proper divisors (42619452).

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

27247044 is a wasteful number, since it uses less digits than its factorization.

27247044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1536 (or 1534 counting only the distinct ones).

The product of its (nonzero) digits is 12544, while the sum is 30.

The square root of 27247044 is about 5219.8701133266. The cubic root of 27247044 is about 300.9122012627.

The spelling of 27247044 in words is "twenty-seven million, two hundred forty-seven thousand, forty-four".