489626 has 4 divisors (see below), whose sum is σ = 734442. Its totient is φ = 244812.

The previous prime is 489613. The next prime is 489631. The reversal of 489626 is 626984.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 286225 + 203401 = 535^2 + 451^2 .

It is a plaindrome in base 16.

It is an unprimeable number.

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, 122405 + ... + 122408.

2⁴⁸⁹⁶²⁶ is an apocalyptic number.

489626 is a deficient number, since it is larger than the sum of its proper divisors (244816).

489626 is a wasteful number, since it uses less digits than its factorization.

489626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244815.

The product of its digits is 20736, while the sum is 35.

The square root of 489626 is about 699.7328061482. The cubic root of 489626 is about 78.8172885873.

The spelling of 489626 in words is "four hundred eighty-nine thousand, six hundred twenty-six".