84227859 has 6 divisors (see below), whose sum is σ = 121662476. Its totient is φ = 56151900.

The previous prime is 84227849. The next prime is 84227881. The reversal of 84227859 is 95872248.

It is not a de Polignac number, because 84227859 - 2⁸ = 84227603 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84227849) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4679317 + ... + 4679334.

Almost surely, 2^84227859 is an apocalyptic number.

84227859 is a deficient number, since it is larger than the sum of its proper divisors (37434617).

84227859 is a wasteful number, since it uses less digits than its factorization.

84227859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9358657 (or 9358654 counting only the distinct ones).

The product of its digits is 322560, while the sum is 45.

The square root of 84227859 is about 9177.5736989686. The cubic root of 84227859 is about 438.3475536292.

The spelling of 84227859 in words is "eighty-four million, two hundred twenty-seven thousand, eight hundred fifty-nine".