5581633 has 2 divisors, whose sum is σ = 5581634. Its totient is φ = 5581632.

The previous prime is 5581619. The next prime is 5581637. The reversal of 5581633 is 3361855.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5531904 + 49729 = 2352^2 + 223^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5581633 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5581595 and 5581604.

It is not a weakly prime, because it can be changed into another prime (5581637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2790816 + 2790817.

It is an arithmetic number, because the mean of its divisors is an integer number (2790817).

Almost surely, 2^5581633 is an apocalyptic number.

It is an amenable number.

5581633 is a deficient number, since it is larger than the sum of its proper divisors (1).

5581633 is an equidigital number, since it uses as much as digits as its factorization.

5581633 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10800, while the sum is 31.

The square root of 5581633 is about 2362.5479889306. The cubic root of 5581633 is about 177.3864432698.

The spelling of 5581633 in words is "five million, five hundred eighty-one thousand, six hundred thirty-three".