106661630 has 16 divisors (see below), whose sum is σ = 202096080. Its totient is φ = 40419072.

The previous prime is 106661609. The next prime is 106661663. The reversal of 106661630 is 36166601.

It is a super-2 number, since 2×106661630² = 22753406628513800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 106661593 and 106661602.

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 7 ways as a sum of consecutive naturals, for example, 280499 + ... + 280878.

It is an arithmetic number, because the mean of its divisors is an integer number (12631005).

Almost surely, 2^106661630 is an apocalyptic number.

106661630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

106661630 is a deficient number, since it is larger than the sum of its proper divisors (95434450).

106661630 is a wasteful number, since it uses less digits than its factorization.

106661630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561403.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 106661630 is about 10327.7117504315. The cubic root of 106661630 is about 474.2449759454.

The spelling of 106661630 in words is "one hundred six million, six hundred sixty-one thousand, six hundred thirty".