84212633 has 2 divisors, whose sum is σ = 84212634. Its totient is φ = 84212632.

The previous prime is 84212599. The next prime is 84212651. The reversal of 84212633 is 33621248.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 55995289 + 28217344 = 7483^2 + 5312^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84212633 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 84212596 and 84212605.

It is not a weakly prime, because it can be changed into another prime (84214633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42106316 + 42106317.

It is an arithmetic number, because the mean of its divisors is an integer number (42106317).

Almost surely, 2^84212633 is an apocalyptic number.

It is an amenable number.

84212633 is a deficient number, since it is larger than the sum of its proper divisors (1).

84212633 is an equidigital number, since it uses as much as digits as its factorization.

84212633 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6912, while the sum is 29.

The square root of 84212633 is about 9176.7441393993. The cubic root of 84212633 is about 438.3211384496.

The spelling of 84212633 in words is "eighty-four million, two hundred twelve thousand, six hundred thirty-three".