489223311 has 4 divisors (see below), whose sum is σ = 652297752. Its totient is φ = 326148872.

The previous prime is 489223303. The next prime is 489223313. The reversal of 489223311 is 113322984.

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

It is a cyclic number.

It is not a de Polignac number, because 489223311 - 2³ = 489223303 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (489223313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81537216 + ... + 81537221.

It is an arithmetic number, because the mean of its divisors is an integer number (163074438).

Almost surely, 2^489223311 is an apocalyptic number.

489223311 is a deficient number, since it is larger than the sum of its proper divisors (163074441).

489223311 is a wasteful number, since it uses less digits than its factorization.

489223311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163074440.

The product of its digits is 10368, while the sum is 33.

The square root of 489223311 is about 22118.3930474164. The cubic root of 489223311 is about 787.9567511071.

It can be divided in two parts, 4892 and 23311, that added together give a triangular number (28203 = T₂₃₇).

The spelling of 489223311 in words is "four hundred eighty-nine million, two hundred twenty-three thousand, three hundred eleven".