106686404 has 12 divisors (see below), whose sum is σ = 203674128. Its totient is φ = 48493800.

The previous prime is 106686353. The next prime is 106686413. The reversal of 106686404 is 404686601.

It is a super-2 number, since 2×106686404² = 22763977596902432, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1212302 + ... + 1212389.

It is an arithmetic number, because the mean of its divisors is an integer number (16972844).

Almost surely, 2^106686404 is an apocalyptic number.

It is an amenable number.

106686404 is a deficient number, since it is larger than the sum of its proper divisors (96987724).

106686404 is a wasteful number, since it uses less digits than its factorization.

106686404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2424706 (or 2424704 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 35.

The square root of 106686404 is about 10328.9110752296. The cubic root of 106686404 is about 474.2816902900.

The spelling of 106686404 in words is "one hundred six million, six hundred eighty-six thousand, four hundred four".