27404144 has 10 divisors (see below), whose sum is σ = 53095560. Its totient is φ = 13702064.

The previous prime is 27404131. The next prime is 27404147. The reversal of 27404144 is 44140472.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27404147) by changing a digit.

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 as a sum of consecutive naturals, namely, 856364 + ... + 856395.

It is an arithmetic number, because the mean of its divisors is an integer number (5309556).

Almost surely, 2^27404144 is an apocalyptic number.

It is an amenable number.

27404144 is a deficient number, since it is larger than the sum of its proper divisors (25691416).

27404144 is a wasteful number, since it uses less digits than its factorization.

27404144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1712767 (or 1712761 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 26.

The square root of 27404144 is about 5234.8967516084. The cubic root of 27404144 is about 301.4894227914.

The spelling of 27404144 in words is "twenty-seven million, four hundred four thousand, one hundred forty-four".