489297699 has 64 divisors (see below), whose sum is σ = 836075520. Its totient is φ = 279908640.

The previous prime is 489297691. The next prime is 489297701. The reversal of 489297699 is 996792984.

489297699 is a `hidden beast` number, since 489 + 2 + 97 + 69 + 9 = 666.

It is not a de Polignac number, because 489297699 - 2³ = 489297691 is a prime.

It is not an unprimeable number, because it can be changed into a prime (489297691) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 566542 + ... + 567404.

It is an arithmetic number, because the mean of its divisors is an integer number (13063680).

Almost surely, 2^489297699 is an apocalyptic number.

489297699 is a deficient number, since it is larger than the sum of its proper divisors (346777821).

489297699 is a wasteful number, since it uses less digits than its factorization.

489297699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 989 (or 983 counting only the distinct ones).

The product of its digits is 17635968, while the sum is 63.

The square root of 489297699 is about 22120.0745703987. The cubic root of 489297699 is about 787.9966862143.

The spelling of 489297699 in words is "four hundred eighty-nine million, two hundred ninety-seven thousand, six hundred ninety-nine".