84815327 has 2 divisors, whose sum is σ = 84815328. Its totient is φ = 84815326.

The previous prime is 84815321. The next prime is 84815377. The reversal of 84815327 is 72351848.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 84815327 - 2²⁰ = 83766751 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84815321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42407663 + 42407664.

It is an arithmetic number, because the mean of its divisors is an integer number (42407664).

Almost surely, 2^84815327 is an apocalyptic number.

84815327 is a deficient number, since it is larger than the sum of its proper divisors (1).

84815327 is an equidigital number, since it uses as much as digits as its factorization.

84815327 is an evil number, because the sum of its binary digits is even.

The product of its digits is 53760, while the sum is 38.

The square root of 84815327 is about 9209.5237118974. The cubic root of 84815327 is about 439.3643144801.

The spelling of 84815327 in words is "eighty-four million, eight hundred fifteen thousand, three hundred twenty-seven".