84240008 has 16 divisors (see below), whose sum is σ = 158086080. Its totient is φ = 42083728.

The previous prime is 84239957. The next prime is 84240011. The reversal of 84240008 is 80004248.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7085 + ... + 14787.

It is an arithmetic number, because the mean of its divisors is an integer number (9880380).

Almost surely, 2^84240008 is an apocalyptic number.

It is an amenable number.

84240008 is a deficient number, since it is larger than the sum of its proper divisors (73846072).

84240008 is a wasteful number, since it uses less digits than its factorization.

84240008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9076 (or 9072 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 26.

The square root of 84240008 is about 9178.2355602806. The cubic root of 84240008 is about 438.3686283206.

The spelling of 84240008 in words is "eighty-four million, two hundred forty thousand, eight".