30773269 has 2 divisors, whose sum is σ = 30773270. Its totient is φ = 30773268.

The previous prime is 30773191. The next prime is 30773273. The reversal of 30773269 is 96237703.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30747025 + 26244 = 5545^2 + 162^2 .

It is a cyclic number.

It is not a de Polignac number, because 30773269 - 2⁹ = 30772757 is a prime.

It is a super-2 number, since 2×30773269² = 1893988169892722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30773299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15386634 + 15386635.

It is an arithmetic number, because the mean of its divisors is an integer number (15386635).

Almost surely, 2^30773269 is an apocalyptic number.

It is an amenable number.

30773269 is a deficient number, since it is larger than the sum of its proper divisors (1).

30773269 is an equidigital number, since it uses as much as digits as its factorization.

30773269 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 47628, while the sum is 37.

The square root of 30773269 is about 5547.3659515125. The cubic root of 30773269 is about 313.3703320074.

The spelling of 30773269 in words is "thirty million, seven hundred seventy-three thousand, two hundred sixty-nine".