30773227 has 4 divisors (see below), whose sum is σ = 30827880. Its totient is φ = 30718576.

The previous prime is 30773191. The next prime is 30773269. The reversal of 30773227 is 72237703.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 30773227 - 2¹⁵ = 30740459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30773527) 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 in 3 ways as a sum of consecutive naturals, for example, 26473 + ... + 27610.

It is an arithmetic number, because the mean of its divisors is an integer number (7706970).

Almost surely, 2^30773227 is an apocalyptic number.

30773227 is a deficient number, since it is larger than the sum of its proper divisors (54653).

30773227 is an equidigital number, since it uses as much as digits as its factorization.

30773227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54652.

The product of its (nonzero) digits is 12348, while the sum is 31.

The square root of 30773227 is about 5547.3621659308. The cubic root of 30773227 is about 313.3701894426.

The spelling of 30773227 in words is "thirty million, seven hundred seventy-three thousand, two hundred twenty-seven".