489076434 has 288 divisors, whose sum is σ = 1489514880. Its totient is φ = 116328960.

The previous prime is 489076403. The next prime is 489076499. The reversal of 489076434 is 434670984.

It is a self number, because there is not a number n which added to its sum of digits gives 489076434.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 13218264 + ... + 13218300.

Almost surely, 2^489076434 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 489076434, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (744757440).

489076434 is an abundant number, since it is smaller than the sum of its proper divisors (1000438446).

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

489076434 is a wasteful number, since it uses less digits than its factorization.

489076434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111 (or 77 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 45.

The square root of 489076434 is about 22115.0725524471. The cubic root of 489076434 is about 787.8778884793.

The spelling of 489076434 in words is "four hundred eighty-nine million, seventy-six thousand, four hundred thirty-four".