489134436 has 24 divisors (see below), whose sum is σ = 1304358720. Its totient is φ = 139752672.

The previous prime is 489134411. The next prime is 489134441. The reversal of 489134436 is 634431984.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2911431 + ... + 2911598.

It is an arithmetic number, because the mean of its divisors is an integer number (54348280).

Almost surely, 2^489134436 is an apocalyptic number.

It is an amenable number.

489134436 is an abundant number, since it is smaller than the sum of its proper divisors (815224284).

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

489134436 is a wasteful number, since it uses less digits than its factorization.

489134436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5823043 (or 5823041 counting only the distinct ones).

The product of its digits is 248832, while the sum is 42.

The square root of 489134436 is about 22116.3838816385. The cubic root of 489134436 is about 787.9090333636.

The spelling of 489134436 in words is "four hundred eighty-nine million, one hundred thirty-four thousand, four hundred thirty-six".