100909098 has 16 divisors (see below), whose sum is σ = 224242560. Its totient is φ = 33636348.

The previous prime is 100909097. The next prime is 100909099. The reversal of 100909098 is 890909001.

It is an interprime number because it is at equal distance from previous prime (100909097) and next prime (100909099).

It is not an unprimeable number, because it can be changed into a prime (100909091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 934290 + ... + 934397.

It is an arithmetic number, because the mean of its divisors is an integer number (14015160).

Almost surely, 2^100909098 is an apocalyptic number.

100909098 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

100909098 is an abundant number, since it is smaller than the sum of its proper divisors (123333462).

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

100909098 is a wasteful number, since it uses less digits than its factorization.

100909098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1868698 (or 1868692 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 36.

The square root of 100909098 is about 10045.3520595348. The cubic root of 100909098 is about 465.5611954853.

The spelling of 100909098 in words is "one hundred million, nine hundred nine thousand, ninety-eight".