84310349 has 2 divisors, whose sum is σ = 84310350. Its totient is φ = 84310348.

The previous prime is 84310319. The next prime is 84310367. The reversal of 84310349 is 94301348.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 84309124 + 1225 = 9182^2 + 35^2 .

It is a cyclic number.

It is not a de Polignac number, because 84310349 - 2¹² = 84306253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84310319) 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, 42155174 + 42155175.

It is an arithmetic number, because the mean of its divisors is an integer number (42155175).

Almost surely, 2^84310349 is an apocalyptic number.

It is an amenable number.

84310349 is a deficient number, since it is larger than the sum of its proper divisors (1).

84310349 is an equidigital number, since it uses as much as digits as its factorization.

84310349 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 84310349 is about 9182.0667063576. The cubic root of 84310349 is about 438.4906080063.

Subtracting 84310349 from its reverse (94301348), we obtain a palindrome (9990999).

The spelling of 84310349 in words is "eighty-four million, three hundred ten thousand, three hundred forty-nine".