4897663 has 4 divisors (see below), whose sum is σ = 4909408. Its totient is φ = 4885920.

The previous prime is 4897639. The next prime is 4897681. The reversal of 4897663 is 3667984.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4897663 - 2⁵ = 4897631 is a prime.

It is a Duffinian number.

4897663 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4897603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5223 + ... + 6088.

It is an arithmetic number, because the mean of its divisors is an integer number (1227352).

Almost surely, 2^4897663 is an apocalyptic number.

4897663 is a deficient number, since it is larger than the sum of its proper divisors (11745).

4897663 is a wasteful number, since it uses less digits than its factorization.

4897663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11744.

The product of its digits is 217728, while the sum is 43.

The square root of 4897663 is about 2213.0664246696. The cubic root of 4897663 is about 169.8229182584.

The spelling of 4897663 in words is "four million, eight hundred ninety-seven thousand, six hundred sixty-three".