5663893 has 2 divisors, whose sum is σ = 5663894. Its totient is φ = 5663892.

The previous prime is 5663887. The next prime is 5663897. The reversal of 5663893 is 3983665.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5484964 + 178929 = 2342^2 + 423^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5663893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5663897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2831946 + 2831947.

It is an arithmetic number, because the mean of its divisors is an integer number (2831947).

Almost surely, 2^5663893 is an apocalyptic number.

It is an amenable number.

5663893 is a deficient number, since it is larger than the sum of its proper divisors (1).

5663893 is an equidigital number, since it uses as much as digits as its factorization.

5663893 is an evil number, because the sum of its binary digits is even.

The product of its digits is 116640, while the sum is 40.

The square root of 5663893 is about 2379.8934850115. The cubic root of 5663893 is about 178.2536152468.

It can be divided in two parts, 5663 and 893, that added together give a palindrome (6556).

The spelling of 5663893 in words is "five million, six hundred sixty-three thousand, eight hundred ninety-three".