84117004 has 12 divisors (see below), whose sum is σ = 147316624. Its totient is φ = 42026544.

The previous prime is 84117001. The next prime is 84117029. The reversal of 84117004 is 40071148.

It is a self number, because there is not a number n which added to its sum of digits gives 84117004.

It is not an unprimeable number, because it can be changed into a prime (84117001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1479 + ... + 13054.

Almost surely, 2^84117004 is an apocalyptic number.

It is an amenable number.

84117004 is a deficient number, since it is larger than the sum of its proper divisors (63199620).

84117004 is a wasteful number, since it uses less digits than its factorization.

84117004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15984 (or 15982 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 25.

The square root of 84117004 is about 9171.5322602060. The cubic root of 84117004 is about 438.1551614187.

The spelling of 84117004 in words is "eighty-four million, one hundred seventeen thousand, four".