489564098 has 4 divisors (see below), whose sum is σ = 734346150. Its totient is φ = 244782048.

The previous prime is 489564091. The next prime is 489564137. The reversal of 489564098 is 890465984.

It is a happy number.

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., 359216209 + 130347889 = 18953^2 + 11417^2 .

It is not an unprimeable number, because it can be changed into a prime (489564091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122391023 + ... + 122391026.

Almost surely, 2^489564098 is an apocalyptic number.

489564098 is a deficient number, since it is larger than the sum of its proper divisors (244782052).

489564098 is a wasteful number, since it uses less digits than its factorization.

489564098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244782051.

The product of its (nonzero) digits is 2488320, while the sum is 53.

The square root of 489564098 is about 22126.0954079114. The cubic root of 489564098 is about 788.1396689995.

The spelling of 489564098 in words is "four hundred eighty-nine million, five hundred sixty-four thousand, ninety-eight".