84446533 has 2 divisors, whose sum is σ = 84446534. Its totient is φ = 84446532.

The previous prime is 84446503. The next prime is 84446561. The reversal of 84446533 is 33564448.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 83777409 + 669124 = 9153^2 + 818^2 .

It is a cyclic number.

It is not a de Polignac number, because 84446533 - 2²¹ = 82349381 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 84446492 and 84446501.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84446503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42223266 + 42223267.

It is an arithmetic number, because the mean of its divisors is an integer number (42223267).

Almost surely, 2^84446533 is an apocalyptic number.

It is an amenable number.

84446533 is a deficient number, since it is larger than the sum of its proper divisors (1).

84446533 is an equidigital number, since it uses as much as digits as its factorization.

84446533 is an evil number, because the sum of its binary digits is even.

The product of its digits is 138240, while the sum is 37.

The square root of 84446533 is about 9189.4794738331. The cubic root of 84446533 is about 438.7265746159.

The spelling of 84446533 in words is "eighty-four million, four hundred forty-six thousand, five hundred thirty-three".