100989884 has 6 divisors (see below), whose sum is σ = 176732304. Its totient is φ = 50494940.

The previous prime is 100989851. The next prime is 100989899. The reversal of 100989884 is 488989001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12623732 + ... + 12623739.

It is an arithmetic number, because the mean of its divisors is an integer number (29455384).

Almost surely, 2^100989884 is an apocalyptic number.

It is an amenable number.

100989884 is a deficient number, since it is larger than the sum of its proper divisors (75742420).

100989884 is a wasteful number, since it uses less digits than its factorization.

100989884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25247475 (or 25247473 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 47.

The square root of 100989884 is about 10049.3723187073. The cubic root of 100989884 is about 465.6854023048.

The spelling of 100989884 in words is "one hundred million, nine hundred eighty-nine thousand, eight hundred eighty-four".