6731633 has 2 divisors, whose sum is σ = 6731634. Its totient is φ = 6731632.

The previous prime is 6731623. The next prime is 6731639. The reversal of 6731633 is 3361376.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4133089 + 2598544 = 2033^2 + 1612^2 .

It is a cyclic number.

It is not a de Polignac number, because 6731633 - 2¹⁰ = 6730609 is a prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 6731596 and 6731605.

It is not a weakly prime, because it can be changed into another prime (6731639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3365816 + 3365817.

It is an arithmetic number, because the mean of its divisors is an integer number (3365817).

Almost surely, 2^6731633 is an apocalyptic number.

It is an amenable number.

6731633 is a deficient number, since it is larger than the sum of its proper divisors (1).

6731633 is an equidigital number, since it uses as much as digits as its factorization.

6731633 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6804, while the sum is 29.

The square root of 6731633 is about 2594.5390727449. The cubic root of 6731633 is about 188.8165871816.

The spelling of 6731633 in words is "six million, seven hundred thirty-one thousand, six hundred thirty-three".