100630 has 16 divisors (see below), whose sum is σ = 187920. Its totient is φ = 38752.

The previous prime is 100621. The next prime is 100649. The reversal of 100630 is 36001.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is an unprimeable number.

100630 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117 + ... + 463.

It is an arithmetic number, because the mean of its divisors is an integer number (11745).

2¹⁰⁰⁶³⁰ is an apocalyptic number.

100630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100630 is a deficient number, since it is larger than the sum of its proper divisors (87290).

100630 is a wasteful number, since it uses less digits than its factorization.

100630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383.

The product of its (nonzero) digits is 18, while the sum is 10.

The square root of 100630 is about 317.2223195174. Note that the first 3 decimals coincide. The cubic root of 100630 is about 46.5131577210.

Adding to 100630 its reverse (36001), we get a palindrome (136631).

The spelling of 100630 in words is "one hundred thousand, six hundred thirty".