100784130 has 16 divisors (see below), whose sum is σ = 241881984. Its totient is φ = 26875760.

The previous prime is 100784129. The next prime is 100784153. The reversal of 100784130 is 31487001.

It is a self number, because there is not a number n which added to its sum of digits gives 100784130.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1679706 + ... + 1679765.

It is an arithmetic number, because the mean of its divisors is an integer number (15117624).

Almost surely, 2^100784130 is an apocalyptic number.

100784130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100784130 is an abundant number, since it is smaller than the sum of its proper divisors (141097854).

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

100784130 is a wasteful number, since it uses less digits than its factorization.

100784130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3359481.

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 100784130 is about 10039.1299423805. The cubic root of 100784130 is about 465.3689290911.

The spelling of 100784130 in words is "one hundred million, seven hundred eighty-four thousand, one hundred thirty".