489564270 has 96 divisors (see below), whose sum is σ = 1413784800. Its totient is φ = 120496896.

The previous prime is 489564263. The next prime is 489564293. The reversal of 489564270 is 72465984.

It is a happy number.

489564270 is a `hidden beast` number, since 4 + 89 + 564 + 2 + 7 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 40266 + ... + 50994.

It is an arithmetic number, because the mean of its divisors is an integer number (14726925).

Almost surely, 2^489564270 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 489564270, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (706892400).

489564270 is an abundant number, since it is smaller than the sum of its proper divisors (924220530).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

489564270 is a wasteful number, since it uses less digits than its factorization.

489564270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10771 (or 10752 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The square root of 489564270 is about 22126.0992947243. The cubic root of 489564270 is about 788.1397612993.

The spelling of 489564270 in words is "four hundred eighty-nine million, five hundred sixty-four thousand, two hundred seventy".