84100998 has 8 divisors (see below), whose sum is σ = 168202008. Its totient is φ = 28033664.

The previous prime is 84100997. The next prime is 84100999. The reversal of 84100998 is 89900148.

It is an interprime number because it is at equal distance from previous prime (84100997) and next prime (84100999).

It is a sphenic number, since it is the product of 3 distinct primes.

84100998 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84100997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7008411 + ... + 7008422.

It is an arithmetic number, because the mean of its divisors is an integer number (21025251).

Almost surely, 2^84100998 is an apocalyptic number.

84100998 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

84100998 is a wasteful number, since it uses less digits than its factorization.

84100998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14016838.

The product of its (nonzero) digits is 20736, while the sum is 39.

The square root of 84100998 is about 9170.6596273114. The cubic root of 84100998 is about 438.1273685586.

The spelling of 84100998 in words is "eighty-four million, one hundred thousand, nine hundred ninety-eight".