34550891 has 2 divisors, whose sum is σ = 34550892. Its totient is φ = 34550890.

The previous prime is 34550881. The next prime is 34550897. The reversal of 34550891 is 19805543.

34550891 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 34550891 - 2¹⁸ = 34288747 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (34550897) 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, 17275445 + 17275446.

It is an arithmetic number, because the mean of its divisors is an integer number (17275446).

Almost surely, 2^34550891 is an apocalyptic number.

34550891 is a deficient number, since it is larger than the sum of its proper divisors (1).

34550891 is an equidigital number, since it uses as much as digits as its factorization.

34550891 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21600, while the sum is 35.

The square root of 34550891 is about 5878.0005954406. Note that the first 3 decimals coincide. The cubic root of 34550891 is about 325.7014938494.

The spelling of 34550891 in words is "thirty-four million, five hundred fifty thousand, eight hundred ninety-one".