27776049 has 8 divisors (see below), whose sum is σ = 42325440. Its totient is φ = 15872016.

The previous prime is 27776041. The next prime is 27776057. The reversal of 27776049 is 94067772.

It is an interprime number because it is at equal distance from previous prime (27776041) and next prime (27776057).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 27776049 - 2³ = 27776041 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 27776049.

It is not an unprimeable number, because it can be changed into a prime (27776041) 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 7 ways as a sum of consecutive naturals, for example, 661314 + ... + 661355.

It is an arithmetic number, because the mean of its divisors is an integer number (5290680).

Almost surely, 2^27776049 is an apocalyptic number.

It is an amenable number.

27776049 is a deficient number, since it is larger than the sum of its proper divisors (14549391).

27776049 is a wasteful number, since it uses less digits than its factorization.

27776049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1322679.

The product of its (nonzero) digits is 148176, while the sum is 42.

The square root of 27776049 is about 5270.2987581351. The cubic root of 27776049 is about 302.8471492129.

The spelling of 27776049 in words is "twenty-seven million, seven hundred seventy-six thousand, forty-nine".