490596489 has 24 divisors (see below), whose sum is σ = 751881312. Its totient is φ = 307186560.

The previous prime is 490596479. The next prime is 490596493. The reversal of 490596489 is 984695094.

490596489 is a `hidden beast` number, since 4 + 9 + 0 + 596 + 48 + 9 = 666.

It is not a de Polignac number, because 490596489 - 2¹¹ = 490594441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (490596409) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 76954 + ... + 83084.

It is an arithmetic number, because the mean of its divisors is an integer number (31328388).

Almost surely, 2^490596489 is an apocalyptic number.

It is an amenable number.

490596489 is a deficient number, since it is larger than the sum of its proper divisors (261284823).

490596489 is a wasteful number, since it uses less digits than its factorization.

490596489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6677 (or 6674 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 54.

The square root of 490596489 is about 22149.4128364614. The cubic root of 490596489 is about 788.6932887195.

The spelling of 490596489 in words is "four hundred ninety million, five hundred ninety-six thousand, four hundred eighty-nine".