100294866 has 72 divisors (see below), whose sum is σ = 267693660. Its totient is φ = 26966016.

The previous prime is 100294853. The next prime is 100294871. The reversal of 100294866 is 668492001.

It can be written as a sum of positive squares in 2 ways, for example, as 89699841 + 10595025 = 9471^2 + 3255^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 100294866.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 11650 + ... + 18338.

Almost surely, 2^100294866 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 100294866, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (133846830).

100294866 is an abundant number, since it is smaller than the sum of its proper divisors (167398794).

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

100294866 is a wasteful number, since it uses less digits than its factorization.

100294866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6728 (or 6718 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 100294866 is about 10014.7324477492. The cubic root of 100294866 is about 464.6146512639.

The spelling of 100294866 in words is "one hundred million, two hundred ninety-four thousand, eight hundred sixty-six".