27100944 has 120 divisors (see below), whose sum is σ = 84494592. Its totient is φ = 8052480.

The previous prime is 27100937. The next prime is 27100961. The reversal of 27100944 is 44900172.

It is a happy number.

It is a super-2 number, since 2×27100944² = 1468922331382272, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 57799 + ... + 58265.

Almost surely, 2^27100944 is an apocalyptic number.

27100944 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 27100944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42247296).

27100944 is an abundant number, since it is smaller than the sum of its proper divisors (57393648).

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

27100944 is a wasteful number, since it uses less digits than its factorization.

27100944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525 (or 516 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 27100944 is about 5205.8567018311. The cubic root of 27100944 is about 300.3734017110.

The spelling of 27100944 in words is "twenty-seven million, one hundred thousand, nine hundred forty-four".