489222446 has 4 divisors (see below), whose sum is σ = 733833672. Its totient is φ = 244611222.

The previous prime is 489222407. The next prime is 489222449. The reversal of 489222446 is 644222984.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (489222449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122305610 + ... + 122305613.

It is an arithmetic number, because the mean of its divisors is an integer number (183458418).

Almost surely, 2^489222446 is an apocalyptic number.

489222446 is a deficient number, since it is larger than the sum of its proper divisors (244611226).

489222446 is a wasteful number, since it uses less digits than its factorization.

489222446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244611225.

The product of its digits is 221184, while the sum is 41.

The square root of 489222446 is about 22118.3734935460. The cubic root of 489222446 is about 787.9562867091.

The spelling of 489222446 in words is "four hundred eighty-nine million, two hundred twenty-two thousand, four hundred forty-six".