84523349 has 2 divisors, whose sum is σ = 84523350. Its totient is φ = 84523348.

The previous prime is 84523333. The next prime is 84523363. The reversal of 84523349 is 94332548.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 84511249 + 12100 = 9193^2 + 110^2 .

It is a cyclic number.

It is not a de Polignac number, because 84523349 - 2⁴ = 84523333 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84523399) 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, 42261674 + 42261675.

It is an arithmetic number, because the mean of its divisors is an integer number (42261675).

Almost surely, 2^84523349 is an apocalyptic number.

It is an amenable number.

84523349 is a deficient number, since it is larger than the sum of its proper divisors (1).

84523349 is an equidigital number, since it uses as much as digits as its factorization.

84523349 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 103680, while the sum is 38.

The square root of 84523349 is about 9193.6580858764. The cubic root of 84523349 is about 438.8595621440.

The spelling of 84523349 in words is "eighty-four million, five hundred twenty-three thousand, three hundred forty-nine".