84117996 has 36 divisors (see below), whose sum is σ = 216648432. Its totient is φ = 27509664.

The previous prime is 84117977. The next prime is 84118003. The reversal of 84117996 is 69971148.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20136 + ... + 23951.

It is an arithmetic number, because the mean of its divisors is an integer number (6018012).

Almost surely, 2^84117996 is an apocalyptic number.

It is an amenable number.

84117996 is an abundant number, since it is smaller than the sum of its proper divisors (132530436).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

84117996 is a wasteful number, since it uses less digits than its factorization.

84117996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44150 (or 44145 counting only the distinct ones).

The product of its digits is 108864, while the sum is 45.

The square root of 84117996 is about 9171.5863404321. The cubic root of 84117996 is about 438.1568838141.

The spelling of 84117996 in words is "eighty-four million, one hundred seventeen thousand, nine hundred ninety-six".