100005730 has 32 divisors (see below), whose sum is σ = 207930240. Its totient is φ = 34225920.

The previous prime is 100005727. The next prime is 100005743. The reversal of 100005730 is 37500001.

It is a super-2 number, since 2×100005730² = 20002292065665800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24870 + ... + 28609.

It is an arithmetic number, because the mean of its divisors is an integer number (6497820).

Almost surely, 2^100005730 is an apocalyptic number.

100005730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100005730 is an abundant number, since it is smaller than the sum of its proper divisors (107924510).

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

100005730 is a wasteful number, since it uses less digits than its factorization.

100005730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53514.

The product of its (nonzero) digits is 105, while the sum is 16.

The square root of 100005730 is about 10000.2864958960. The cubic root of 100005730 is about 464.1677486266.

Adding to 100005730 its reverse (37500001), we get a palindrome (137505731).

The spelling of 100005730 in words is "one hundred million, five thousand, seven hundred thirty".