30636733 has 2 divisors, whose sum is σ = 30636734. Its totient is φ = 30636732.

The previous prime is 30636719. The next prime is 30636751. The reversal of 30636733 is 33763603.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27688644 + 2948089 = 5262^2 + 1717^2 .

It is a cyclic number.

It is not a de Polignac number, because 30636733 - 2¹⁷ = 30505661 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 30636695 and 30636704.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30636833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15318366 + 15318367.

It is an arithmetic number, because the mean of its divisors is an integer number (15318367).

Almost surely, 2^30636733 is an apocalyptic number.

It is an amenable number.

30636733 is a deficient number, since it is larger than the sum of its proper divisors (1).

30636733 is an equidigital number, since it uses as much as digits as its factorization.

30636733 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20412, while the sum is 31.

The square root of 30636733 is about 5535.0458896020. The cubic root of 30636733 is about 312.9061871164.

The spelling of 30636733 in words is "thirty million, six hundred thirty-six thousand, seven hundred thirty-three".