489755601 has 24 divisors (see below), whose sum is σ = 750151584. Its totient is φ = 306840960.

The previous prime is 489755597. The next prime is 489755603. The reversal of 489755601 is 106557984.

489755601 = 336² + 337² + ... + 1146².

489755601 is a `hidden beast` number, since 4 + 8 + 97 + 556 + 0 + 1 = 666.

489755601 is nontrivially palindromic in base 16.

It is not a de Polignac number, because 489755601 - 2² = 489755597 is a prime.

It is not an unprimeable number, because it can be changed into a prime (489755603) 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, 122110 + ... + 126056.

It is an arithmetic number, because the mean of its divisors is an integer number (31256316).

Almost surely, 2^489755601 is an apocalyptic number.

It is an amenable number.

489755601 is a deficient number, since it is larger than the sum of its proper divisors (260395983).

489755601 is a wasteful number, since it uses less digits than its factorization.

489755601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4781 (or 4778 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 45.

The square root of 489755601 is about 22130.4225219493. The cubic root of 489755601 is about 788.2424212479.

The spelling of 489755601 in words is "four hundred eighty-nine million, seven hundred fifty-five thousand, six hundred one".