100766646 has 16 divisors (see below), whose sum is σ = 223926000. Its totient is φ = 33588864.

The previous prime is 100766629. The next prime is 100766663. The reversal of 100766646 is 646667001.

It is an interprime number because it is at equal distance from previous prime (100766629) and next prime (100766663).

It is a self number, because there is not a number n which added to its sum of digits gives 100766646.

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, 932971 + ... + 933078.

It is an arithmetic number, because the mean of its divisors is an integer number (13995375).

Almost surely, 2^100766646 is an apocalyptic number.

100766646 is an abundant number, since it is smaller than the sum of its proper divisors (123159354).

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

100766646 is a wasteful number, since it uses less digits than its factorization.

100766646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1866060 (or 1866054 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 100766646 is about 10038.2591120174. The cubic root of 100766646 is about 465.3420168484.

The spelling of 100766646 in words is "one hundred million, seven hundred sixty-six thousand, six hundred forty-six".