1912106 has 16 divisors (see below), whose sum is σ = 3333120. Its totient is φ = 805680.

The previous prime is 1912093. The next prime is 1912121. The reversal of 1912106 is 6012191.

It is a super-2 number, since 2×1912106² = 7312298710472, which contains 22 as substring.

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 in 7 ways as a sum of consecutive naturals, for example, 266 + ... + 1973.

It is an arithmetic number, because the mean of its divisors is an integer number (208320).

2^1912106 is an apocalyptic number.

1912106 is a deficient number, since it is larger than the sum of its proper divisors (1421014).

1912106 is a wasteful number, since it uses less digits than its factorization.

1912106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2309.

The product of its (nonzero) digits is 108, while the sum is 20.

The square root of 1912106 is about 1382.7892102559. The cubic root of 1912106 is about 124.1187294996.

Adding to 1912106 its reverse (6012191), we get a palindrome (7924297).

The spelling of 1912106 in words is "one million, nine hundred twelve thousand, one hundred six".