27883487 has 2 divisors, whose sum is σ = 27883488. Its totient is φ = 27883486.

The previous prime is 27883447. The next prime is 27883501. The reversal of 27883487 is 78438872.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27883487 - 2⁶ = 27883423 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27883447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13941743 + 13941744.

It is an arithmetic number, because the mean of its divisors is an integer number (13941744).

Almost surely, 2^27883487 is an apocalyptic number.

27883487 is a deficient number, since it is larger than the sum of its proper divisors (1).

27883487 is an equidigital number, since it uses as much as digits as its factorization.

27883487 is an evil number, because the sum of its binary digits is even.

The product of its digits is 602112, while the sum is 47.

The square root of 27883487 is about 5280.4817015117. The cubic root of 27883487 is about 303.2371186482.

The spelling of 27883487 in words is "twenty-seven million, eight hundred eighty-three thousand, four hundred eighty-seven".