100166430 has 64 divisors (see below), whose sum is σ = 295884288. Its totient is φ = 21133440.

The previous prime is 100166419. The next prime is 100166459. The reversal of 100166430 is 34661001.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 100166397 and 100166406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15616 + ... + 21075.

It is an arithmetic number, because the mean of its divisors is an integer number (4623192).

Almost surely, 2^100166430 is an apocalyptic number.

100166430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100166430 is an abundant number, since it is smaller than the sum of its proper divisors (195717858).

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

100166430 is a wasteful number, since it uses less digits than its factorization.

100166430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36721.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 100166430 is about 10008.3180405101. The cubic root of 100166430 is about 464.4162405174.

The spelling of 100166430 in words is "one hundred million, one hundred sixty-six thousand, four hundred thirty".