84634463 has 2 divisors, whose sum is σ = 84634464. Its totient is φ = 84634462.

The previous prime is 84634409. The next prime is 84634471. The reversal of 84634463 is 36443648.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 84634463 - 2⁶ = 84634399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84634063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42317231 + 42317232.

It is an arithmetic number, because the mean of its divisors is an integer number (42317232).

Almost surely, 2^84634463 is an apocalyptic number.

84634463 is a deficient number, since it is larger than the sum of its proper divisors (1).

84634463 is an equidigital number, since it uses as much as digits as its factorization.

84634463 is an evil number, because the sum of its binary digits is even.

The product of its digits is 165888, while the sum is 38.

The square root of 84634463 is about 9199.6990711653. The cubic root of 84634463 is about 439.0517855138.

The spelling of 84634463 in words is "eighty-four million, six hundred thirty-four thousand, four hundred sixty-three".