27488029 has 2 divisors, whose sum is σ = 27488030. Its totient is φ = 27488028.

The previous prime is 27488011. The next prime is 27488053. The reversal of 27488029 is 92088472.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26112100 + 1375929 = 5110^2 + 1173^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27488029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 27487982 and 27488000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27488009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13744014 + 13744015.

It is an arithmetic number, because the mean of its divisors is an integer number (13744015).

Almost surely, 2^27488029 is an apocalyptic number.

It is an amenable number.

27488029 is a deficient number, since it is larger than the sum of its proper divisors (1).

27488029 is an equidigital number, since it uses as much as digits as its factorization.

27488029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64512, while the sum is 40.

The square root of 27488029 is about 5242.9027265438. The cubic root of 27488029 is about 301.7967325066.

The spelling of 27488029 in words is "twenty-seven million, four hundred eighty-eight thousand, twenty-nine".