473987 has 2 divisors, whose sum is σ = 473988. Its totient is φ = 473986.

The previous prime is 473981. The next prime is 473999. The reversal of 473987 is 789374.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 473987 - 2⁴ = 473971 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 473987.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 473987.

It is not a weakly prime, because it can be changed into another prime (473981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236993 + 236994.

It is an arithmetic number, because the mean of its divisors is an integer number (236994).

2⁴⁷³⁹⁸⁷ is an apocalyptic number.

473987 is a deficient number, since it is larger than the sum of its proper divisors (1).

473987 is an equidigital number, since it uses as much as digits as its factorization.

473987 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 42336, while the sum is 38.

The square root of 473987 is about 688.4671379231. The cubic root of 473987 is about 77.9690321950.

The spelling of 473987 in words is "four hundred seventy-three thousand, nine hundred eighty-seven".