84719027 has 2 divisors, whose sum is σ = 84719028. Its totient is φ = 84719026.

The previous prime is 84719023. The next prime is 84719039. The reversal of 84719027 is 72091748.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 84719027 - 2² = 84719023 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (84719023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42359513 + 42359514.

It is an arithmetic number, because the mean of its divisors is an integer number (42359514).

Almost surely, 2^84719027 is an apocalyptic number.

84719027 is a deficient number, since it is larger than the sum of its proper divisors (1).

84719027 is an equidigital number, since it uses as much as digits as its factorization.

84719027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28224, while the sum is 38.

The square root of 84719027 is about 9204.2939435896. The cubic root of 84719027 is about 439.1979655885.

The spelling of 84719027 in words is "eighty-four million, seven hundred nineteen thousand, twenty-seven".