84632047 has 2 divisors, whose sum is σ = 84632048. Its totient is φ = 84632046.

The previous prime is 84632033. The next prime is 84632057. The reversal of 84632047 is 74023648.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84632047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84632017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42316023 + 42316024.

It is an arithmetic number, because the mean of its divisors is an integer number (42316024).

Almost surely, 2^84632047 is an apocalyptic number.

84632047 is a deficient number, since it is larger than the sum of its proper divisors (1).

84632047 is an equidigital number, since it uses as much as digits as its factorization.

84632047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32256, while the sum is 34.

The square root of 84632047 is about 9199.5677615853. The cubic root of 84632047 is about 439.0476077074.

The spelling of 84632047 in words is "eighty-four million, six hundred thirty-two thousand, forty-seven".