100984830 has 32 divisors (see below), whose sum is σ = 243347328. Its totient is φ = 26820000.

The previous prime is 100984817. The next prime is 100984841. The reversal of 100984830 is 38489001.

It is a junction number, because it is equal to n+sod(n) for n = 100984791 and 100984800.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 825 + ... + 14235.

It is an arithmetic number, because the mean of its divisors is an integer number (7604604).

Almost surely, 2^100984830 is an apocalyptic number.

100984830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100984830 is an abundant number, since it is smaller than the sum of its proper divisors (142362498).

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

100984830 is a wasteful number, since it uses less digits than its factorization.

100984830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13672.

The product of its (nonzero) digits is 6912, while the sum is 33.

The square root of 100984830 is about 10049.1208570700. The cubic root of 100984830 is about 465.6776338261.

The spelling of 100984830 in words is "one hundred million, nine hundred eighty-four thousand, eight hundred thirty".