84312337 has 2 divisors, whose sum is σ = 84312338. Its totient is φ = 84312336.

The previous prime is 84312323. The next prime is 84312353. The reversal of 84312337 is 73321348.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 83740801 + 571536 = 9151^2 + 756^2 .

It is a cyclic number.

It is not a de Polignac number, because 84312337 - 2¹⁹ = 83788049 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 84312299 and 84312308.

It is not a weakly prime, because it can be changed into another prime (84312317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42156168 + 42156169.

It is an arithmetic number, because the mean of its divisors is an integer number (42156169).

Almost surely, 2^84312337 is an apocalyptic number.

It is an amenable number.

84312337 is a deficient number, since it is larger than the sum of its proper divisors (1).

84312337 is an equidigital number, since it uses as much as digits as its factorization.

84312337 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12096, while the sum is 31.

The square root of 84312337 is about 9182.1749602150. The cubic root of 84312337 is about 438.4940544495.

The spelling of 84312337 in words is "eighty-four million, three hundred twelve thousand, three hundred thirty-seven".