84373321 has 2 divisors, whose sum is σ = 84373322. Its totient is φ = 84373320.

The previous prime is 84373313. The next prime is 84373379. The reversal of 84373321 is 12337348.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 80353296 + 4020025 = 8964^2 + 2005^2 .

It is a cyclic number.

It is not a de Polignac number, because 84373321 - 2³ = 84373313 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (84373381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42186660 + 42186661.

It is an arithmetic number, because the mean of its divisors is an integer number (42186661).

Almost surely, 2^84373321 is an apocalyptic number.

It is an amenable number.

84373321 is a deficient number, since it is larger than the sum of its proper divisors (1).

84373321 is an equidigital number, since it uses as much as digits as its factorization.

84373321 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 84373321 is about 9185.4951417983. The cubic root of 84373321 is about 438.5997514233.

The spelling of 84373321 in words is "eighty-four million, three hundred seventy-three thousand, three hundred twenty-one".