100566830 has 48 divisors (see below), whose sum is σ = 224044704. Its totient is φ = 31824000.

The previous prime is 100566827. The next prime is 100566853. The reversal of 100566830 is 38665001.

It is a super-2 number, since 2×100566830² = 20227374592497800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100566793 and 100566802.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7580 + ... + 16080.

It is an arithmetic number, because the mean of its divisors is an integer number (4667598).

Almost surely, 2^100566830 is an apocalyptic number.

100566830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100566830 is an abundant number, since it is smaller than the sum of its proper divisors (123477874).

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

100566830 is a wasteful number, since it uses less digits than its factorization.

100566830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8541 (or 8528 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 100566830 is about 10028.3014513925. The cubic root of 100566830 is about 465.0342287980.

The spelling of 100566830 in words is "one hundred million, five hundred sixty-six thousand, eight hundred thirty".