100199984 has 10 divisors (see below), whose sum is σ = 194137500. Its totient is φ = 50099984.

The previous prime is 100199947. The next prime is 100199993. The reversal of 100199984 is 489991001.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3131234 + ... + 3131265.

It is an arithmetic number, because the mean of its divisors is an integer number (19413750).

Almost surely, 2^100199984 is an apocalyptic number.

It is an amenable number.

100199984 is a deficient number, since it is larger than the sum of its proper divisors (93937516).

100199984 is an equidigital number, since it uses as much as digits as its factorization.

100199984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6262507 (or 6262501 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 41.

The square root of 100199984 is about 10009.9942057925. The cubic root of 100199984 is about 464.4680918307.

The spelling of 100199984 in words is "one hundred million, one hundred ninety-nine thousand, nine hundred eighty-four".