489000266 has 4 divisors (see below), whose sum is σ = 733500402. Its totient is φ = 244500132.

The previous prime is 489000247. The next prime is 489000277. The reversal of 489000266 is 662000984.

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., 417344041 + 71656225 = 20429^2 + 8465^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122250065 + ... + 122250068.

Almost surely, 2^489000266 is an apocalyptic number.

489000266 is a deficient number, since it is larger than the sum of its proper divisors (244500136).

489000266 is a wasteful number, since it uses less digits than its factorization.

489000266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244500135.

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

The square root of 489000266 is about 22113.3504019631. The cubic root of 489000266 is about 787.8369853986.

The spelling of 489000266 in words is "four hundred eighty-nine million, two hundred sixty-six", and thus it is an aban number.