630733 has 2 divisors, whose sum is σ = 630734. Its totient is φ = 630732.

The previous prime is 630719. The next prime is 630737. The reversal of 630733 is 337036.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 574564 + 56169 = 758^2 + 237^2 .

It is a cyclic number.

It is not a de Polignac number, because 630733 - 2⁵ = 630701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (630737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 315366 + 315367.

It is an arithmetic number, because the mean of its divisors is an integer number (315367).

2⁶³⁰⁷³³ is an apocalyptic number.

It is an amenable number.

630733 is a deficient number, since it is larger than the sum of its proper divisors (1).

630733 is an equidigital number, since it uses as much as digits as its factorization.

630733 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1134, while the sum is 22.

The square root of 630733 is about 794.1870056857. The cubic root of 630733 is about 85.7594231839.

Adding to 630733 its reverse (337036), we get a palindrome (967769).

The spelling of 630733 in words is "six hundred thirty thousand, seven hundred thirty-three".