106565408 has 12 divisors (see below), whose sum is σ = 209800710. Its totient is φ = 53282688.

The previous prime is 106565399. The next prime is 106565419. The reversal of 106565408 is 804565601.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 74166544 + 32398864 = 8612^2 + 5692^2 .

It is a super-2 number, since 2×106565408² = 22712372364412928, which contains 22 as substring.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1665053 + ... + 1665116.

Almost surely, 2^106565408 is an apocalyptic number.

It is an amenable number.

106565408 is a deficient number, since it is larger than the sum of its proper divisors (103235302).

106565408 is an equidigital number, since it uses as much as digits as its factorization.

106565408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3330179 (or 3330171 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 35.

The square root of 106565408 is about 10323.0522618071. The cubic root of 106565408 is about 474.1023238061.

The spelling of 106565408 in words is "one hundred six million, five hundred sixty-five thousand, four hundred eight".