5663858 has 8 divisors (see below), whose sum is σ = 8574060. Its totient is φ = 2805840.

The previous prime is 5663821. The next prime is 5663887. The reversal of 5663858 is 8583665.

It can be written as a sum of positive squares in 2 ways, for example, as 5583769 + 80089 = 2363^2 + 283^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12773 + ... + 13208.

Almost surely, 2^5663858 is an apocalyptic number.

5663858 is a deficient number, since it is larger than the sum of its proper divisors (2910202).

5663858 is a wasteful number, since it uses less digits than its factorization.

5663858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26092.

The product of its digits is 172800, while the sum is 41.

The square root of 5663858 is about 2379.8861317298. The cubic root of 5663858 is about 178.2532480736.

The spelling of 5663858 in words is "five million, six hundred sixty-three thousand, eight hundred fifty-eight".