38222089 has 2 divisors, whose sum is σ = 38222090. Its totient is φ = 38222088.

The previous prime is 38222071. The next prime is 38222179. The reversal of 38222089 is 98022283.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37613689 + 608400 = 6133^2 + 780^2 .

It is a cyclic number.

It is not a de Polignac number, because 38222089 - 2¹¹ = 38220041 is a prime.

It is not a weakly prime, because it can be changed into another prime (38222059) 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, 19111044 + 19111045.

It is an arithmetic number, because the mean of its divisors is an integer number (19111045).

Almost surely, 2^38222089 is an apocalyptic number.

It is an amenable number.

38222089 is a deficient number, since it is larger than the sum of its proper divisors (1).

38222089 is an equidigital number, since it uses as much as digits as its factorization.

38222089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 38222089 is about 6182.4015560298. The cubic root of 38222089 is about 336.8512317853.

The spelling of 38222089 in words is "thirty-eight million, two hundred twenty-two thousand, eighty-nine".