100985276 has 18 divisors (see below), whose sum is σ = 205577568. Its totient is φ = 43279320.

The previous prime is 100985267. The next prime is 100985293. The reversal of 100985276 is 672589001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 257420 + ... + 257811.

It is an arithmetic number, because the mean of its divisors is an integer number (11420976).

Almost surely, 2^100985276 is an apocalyptic number.

It is an amenable number.

100985276 is an abundant number, since it is smaller than the sum of its proper divisors (104592292).

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

100985276 is a wasteful number, since it uses less digits than its factorization.

100985276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 515249 (or 515240 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 38.

The square root of 100985276 is about 10049.1430480415. The cubic root of 100985276 is about 465.6783193809.

The spelling of 100985276 in words is "one hundred million, nine hundred eighty-five thousand, two hundred seventy-six".