84436313 has 8 divisors (see below), whose sum is σ = 94067400. Its totient is φ = 75253248.

The previous prime is 84436307. The next prime is 84436333. The reversal of 84436313 is 31363448.

It can be written as a sum of positive squares in 4 ways, for example, as 13741849 + 70694464 = 3707^2 + 8408^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 84436313 - 2⁶ = 84436249 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 84436313.

It is not an unprimeable number, because it can be changed into a prime (84436333) 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 in 7 ways as a sum of consecutive naturals, for example, 111608 + ... + 112361.

It is an arithmetic number, because the mean of its divisors is an integer number (11758425).

Almost surely, 2^84436313 is an apocalyptic number.

It is an amenable number.

84436313 is a deficient number, since it is larger than the sum of its proper divisors (9631087).

84436313 is a wasteful number, since it uses less digits than its factorization.

84436313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224011.

The product of its digits is 20736, while the sum is 32.

The square root of 84436313 is about 9188.9233863386. The cubic root of 84436313 is about 438.7088751859.

The spelling of 84436313 in words is "eighty-four million, four hundred thirty-six thousand, three hundred thirteen".