387461227 has 2 divisors, whose sum is σ = 387461228. Its totient is φ = 387461226.

The previous prime is 387461171. The next prime is 387461273. The reversal of 387461227 is 722164783.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 387461227 - 2⁷ = 387461099 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 387461227.

It is not a weakly prime, because it can be changed into another prime (387461287) 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 as a sum of consecutive naturals, namely, 193730613 + 193730614.

It is an arithmetic number, because the mean of its divisors is an integer number (193730614).

Almost surely, 2^387461227 is an apocalyptic number.

387461227 is a deficient number, since it is larger than the sum of its proper divisors (1).

387461227 is an equidigital number, since it uses as much as digits as its factorization.

387461227 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 112896, while the sum is 40.

The square root of 387461227 is about 19684.0348252080. The cubic root of 387461227 is about 729.0255510158.

The spelling of 387461227 in words is "three hundred eighty-seven million, four hundred sixty-one thousand, two hundred twenty-seven".