184774049 has 2 divisors, whose sum is σ = 184774050. Its totient is φ = 184774048.

The previous prime is 184774001. The next prime is 184774081. The reversal of 184774049 is 940477481.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 109830400 + 74943649 = 10480^2 + 8657^2 .

It is an emirp because it is prime and its reverse (940477481) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 184774049 - 2⁸ = 184773793 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a plaindrome in base 15.

It is not a weakly prime, because it can be changed into another prime (184771049) 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, 92387024 + 92387025.

It is an arithmetic number, because the mean of its divisors is an integer number (92387025).

Almost surely, 2^184774049 is an apocalyptic number.

It is an amenable number.

184774049 is a deficient number, since it is larger than the sum of its proper divisors (1).

184774049 is an equidigital number, since it uses as much as digits as its factorization.

184774049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 225792, while the sum is 44.

The square root of 184774049 is about 13593.1618470465. The cubic root of 184774049 is about 569.5698498818.

The spelling of 184774049 in words is "one hundred eighty-four million, seven hundred seventy-four thousand, forty-nine".