5811633 has 6 divisors (see below), whose sum is σ = 8394594. Its totient is φ = 3874416.

The previous prime is 5811607. The next prime is 5811643. The reversal of 5811633 is 3361185.

It can be written as a sum of positive squares in only one way, i.e., 3196944 + 2614689 = 1788^2 + 1617^2 .

It is not a de Polignac number, because 5811633 - 2⁹ = 5811121 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 5811597 and 5811606.

It is not an unprimeable number, because it can be changed into a prime (5811643) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 322860 + ... + 322877.

It is an arithmetic number, because the mean of its divisors is an integer number (1399099).

Almost surely, 2^5811633 is an apocalyptic number.

It is an amenable number.

5811633 is a deficient number, since it is larger than the sum of its proper divisors (2582961).

5811633 is a wasteful number, since it uses less digits than its factorization.

5811633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 645743 (or 645740 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 5811633 is about 2410.7328761188. The cubic root of 5811633 is about 179.7902185677.

The spelling of 5811633 in words is "five million, eight hundred eleven thousand, six hundred thirty-three".