489784527 has 12 divisors (see below), whose sum is σ = 744701880. Its totient is φ = 309337488.

The previous prime is 489784523. The next prime is 489784543. The reversal of 489784527 is 725487984.

It is a happy number.

489784527 is a `hidden beast` number, since 48 + 9 + 78 + 4 + 527 = 666.

It is not a de Polignac number, because 489784527 - 2² = 489784523 is a prime.

It is a super-2 number, since 2×489784527² = 479777765777227458, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (489784523) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1431948 + ... + 1432289.

It is an arithmetic number, because the mean of its divisors is an integer number (62058490).

Almost surely, 2^489784527 is an apocalyptic number.

489784527 is a deficient number, since it is larger than the sum of its proper divisors (254917353).

489784527 is a wasteful number, since it uses less digits than its factorization.

489784527 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2864262 (or 2864259 counting only the distinct ones).

The product of its digits is 4515840, while the sum is 54.

The square root of 489784527 is about 22131.0760470430. The cubic root of 489784527 is about 788.2579393630.

The spelling of 489784527 in words is "four hundred eighty-nine million, seven hundred eighty-four thousand, five hundred twenty-seven".