487783 has 2 divisors, whose sum is σ = 487784. Its totient is φ = 487782.

The previous prime is 487769. The next prime is 487789. The reversal of 487783 is 387784.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-487783 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (487789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 243891 + 243892.

It is an arithmetic number, because the mean of its divisors is an integer number (243892).

2⁴⁸⁷⁷⁸³ is an apocalyptic number.

487783 is a deficient number, since it is larger than the sum of its proper divisors (1).

487783 is an equidigital number, since it uses as much as digits as its factorization.

487783 is an evil number, because the sum of its binary digits is even.

The product of its digits is 37632, while the sum is 37.

The square root of 487783 is about 698.4146332946. The cubic root of 487783 is about 78.7182722613.

Subtracting from 487783 its reverse (387784), we obtain a palindrome (99999).

The spelling of 487783 in words is "four hundred eighty-seven thousand, seven hundred eighty-three".