27977016 has 32 divisors (see below), whose sum is σ = 72984960. Its totient is φ = 8920032.

The previous prime is 27977011. The next prime is 27977021. The reversal of 27977016 is 61077972.

It is an interprime number because it is at equal distance from previous prime (27977011) and next prime (27977021).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27977011) 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, 24790 + ... + 25893.

It is an arithmetic number, because the mean of its divisors is an integer number (2280780).

Almost surely, 2^27977016 is an apocalyptic number.

It is an amenable number.

27977016 is an abundant number, since it is smaller than the sum of its proper divisors (45007944).

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

27977016 is a wasteful number, since it uses less digits than its factorization.

27977016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50715 (or 50711 counting only the distinct ones).

The product of its (nonzero) digits is 37044, while the sum is 39.

The square root of 27977016 is about 5289.3303924032. The cubic root of 27977016 is about 303.5757875848.

The spelling of 27977016 in words is "twenty-seven million, nine hundred seventy-seven thousand, sixteen".