489361 has 2 divisors, whose sum is σ = 489362. Its totient is φ = 489360.

The previous prime is 489343. The next prime is 489367. The reversal of 489361 is 163984.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 463761 + 25600 = 681^2 + 160^2 .

It is a cyclic number.

It is not a de Polignac number, because 489361 - 2⁵ = 489329 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (489367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 244680 + 244681.

It is an arithmetic number, because the mean of its divisors is an integer number (244681).

2⁴⁸⁹³⁶¹ is an apocalyptic number.

It is an amenable number.

489361 is a deficient number, since it is larger than the sum of its proper divisors (1).

489361 is an equidigital number, since it uses as much as digits as its factorization.

489361 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184, while the sum is 31.

The square root of 489361 is about 699.5434225264. The cubic root of 489361 is about 78.8030666092.

It can be divided in two parts, 48 and 9361, that added together give a square (9409 = 97²).

The spelling of 489361 in words is "four hundred eighty-nine thousand, three hundred sixty-one".