27706104 has 128 divisors (see below), whose sum is σ = 83424000. Its totient is φ = 8491392.

The previous prime is 27706087. The next prime is 27706109. The reversal of 27706104 is 40160772.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27706109) 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, 176394 + ... + 176550.

It is an arithmetic number, because the mean of its divisors is an integer number (651750).

Almost surely, 2^27706104 is an apocalyptic number.

27706104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27706104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41712000).

27706104 is an abundant number, since it is smaller than the sum of its proper divisors (55717896).

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

27706104 is a wasteful number, since it uses less digits than its factorization.

27706104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234 (or 224 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 27.

The square root of 27706104 is about 5263.6588035320. The cubic root of 27706104 is about 302.5927279870.

Adding to 27706104 its reverse (40160772), we get a palindrome (67866876).

The spelling of 27706104 in words is "twenty-seven million, seven hundred six thousand, one hundred four".