100664312 has 32 divisors (see below), whose sum is σ = 217300320. Its totient is φ = 42823680.

The previous prime is 100664287. The next prime is 100664323. The reversal of 100664312 is 213466001.

It is a happy number.

It is a zygodrome in base 2.

It is a congruent number.

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, 1112 + ... + 14232.

It is an arithmetic number, because the mean of its divisors is an integer number (6790635).

Almost surely, 2^100664312 is an apocalyptic number.

It is an amenable number.

100664312 is an abundant number, since it is smaller than the sum of its proper divisors (116636008).

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

100664312 is a wasteful number, since it uses less digits than its factorization.

100664312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13271 (or 13267 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 100664312 is about 10033.1606186685. The cubic root of 100664312 is about 465.1844367983.

The spelling of 100664312 in words is "one hundred million, six hundred sixty-four thousand, three hundred twelve".