2633321 has 2 divisors, whose sum is σ = 2633322. Its totient is φ = 2633320.

The previous prime is 2633311. The next prime is 2633333. The reversal of 2633321 is 1233362.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2418025 + 215296 = 1555^2 + 464^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2633321 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2633293 and 2633302.

It is not a weakly prime, because it can be changed into another prime (2633311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1316660 + 1316661.

It is an arithmetic number, because the mean of its divisors is an integer number (1316661).

2^2633321 is an apocalyptic number.

It is an amenable number.

2633321 is a deficient number, since it is larger than the sum of its proper divisors (1).

2633321 is an equidigital number, since it uses as much as digits as its factorization.

2633321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 648, while the sum is 20.

The square root of 2633321 is about 1622.7510591585. The cubic root of 2633321 is about 138.0918138573.

Adding to 2633321 its reverse (1233362), we get a palindrome (3866683).

The spelling of 2633321 in words is "two million, six hundred thirty-three thousand, three hundred twenty-one".