489389528 has 16 divisors (see below), whose sum is σ = 942406080. Its totient is φ = 238081248.

The previous prime is 489389513. The next prime is 489389533. The reversal of 489389528 is 825983984.

It is a super-2 number, since 2×489389528² = 479004220232125568, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 826376 + ... + 826967.

It is an arithmetic number, because the mean of its divisors is an integer number (58900380).

Almost surely, 2^489389528 is an apocalyptic number.

It is an amenable number.

489389528 is a deficient number, since it is larger than the sum of its proper divisors (453016552).

489389528 is a wasteful number, since it uses less digits than its factorization.

489389528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1653386 (or 1653382 counting only the distinct ones).

The product of its digits is 4976640, while the sum is 56.

The square root of 489389528 is about 22122.1501667446. The cubic root of 489389528 is about 788.0459789193.

The spelling of 489389528 in words is "four hundred eighty-nine million, three hundred eighty-nine thousand, five hundred twenty-eight".