84636998 has 8 divisors (see below), whose sum is σ = 127258320. Its totient is φ = 42217560.

The previous prime is 84636983. The next prime is 84637061. The reversal of 84636998 is 89963648.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49418 + ... + 51101.

It is an arithmetic number, because the mean of its divisors is an integer number (15907290).

Almost surely, 2^84636998 is an apocalyptic number.

84636998 is a deficient number, since it is larger than the sum of its proper divisors (42621322).

84636998 is a wasteful number, since it uses less digits than its factorization.

84636998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100942.

The product of its digits is 2239488, while the sum is 53.

The square root of 84636998 is about 9199.8368463794. The cubic root of 84636998 is about 439.0561690124.

The spelling of 84636998 in words is "eighty-four million, six hundred thirty-six thousand, nine hundred ninety-eight".