489704156 has 24 divisors (see below), whose sum is σ = 867407184. Its totient is φ = 241884800.

The previous prime is 489704141. The next prime is 489704177. The reversal of 489704156 is 651407984.

It is a congruent number.

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, 226376 + ... + 228528.

It is an arithmetic number, because the mean of its divisors is an integer number (36141966).

Almost surely, 2^489704156 is an apocalyptic number.

It is an amenable number.

489704156 is a deficient number, since it is larger than the sum of its proper divisors (377703028).

489704156 is a wasteful number, since it uses less digits than its factorization.

489704156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2821 (or 2819 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 44.

The square root of 489704156 is about 22129.2601774212. The cubic root of 489704156 is about 788.2148207119.

The spelling of 489704156 in words is "four hundred eighty-nine million, seven hundred four thousand, one hundred fifty-six".