84746533 has 2 divisors, whose sum is σ = 84746534. Its totient is φ = 84746532.

The previous prime is 84746531. The next prime is 84746561. The reversal of 84746533 is 33564748.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 74615044 + 10131489 = 8638^2 + 3183^2 .

It is a cyclic number.

It is not a de Polignac number, because 84746533 - 2¹ = 84746531 is a prime.

Together with 84746531, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84746531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42373266 + 42373267.

It is an arithmetic number, because the mean of its divisors is an integer number (42373267).

Almost surely, 2^84746533 is an apocalyptic number.

It is an amenable number.

84746533 is a deficient number, since it is larger than the sum of its proper divisors (1).

84746533 is an equidigital number, since it uses as much as digits as its factorization.

84746533 is an evil number, because the sum of its binary digits is even.

The product of its digits is 241920, while the sum is 40.

The square root of 84746533 is about 9205.7880162428. The cubic root of 84746533 is about 439.2454923857.

The spelling of 84746533 in words is "eighty-four million, seven hundred forty-six thousand, five hundred thirty-three".