1906896 has 20 divisors (see below), whose sum is σ = 4926272. Its totient is φ = 635616.

The previous prime is 1906889. The next prime is 1906909. The reversal of 1906896 is 6986091.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a congruent number.

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, 19816 + ... + 19911.

2^1906896 is an apocalyptic number.

1906896 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1906896 is an abundant number, since it is smaller than the sum of its proper divisors (3019376).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1906896 is a wasteful number, since it uses less digits than its factorization.

1906896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39738 (or 39732 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 39.

The square root of 1906896 is about 1380.9040516995. The cubic root of 1906896 is about 124.0058963551.

The spelling of 1906896 in words is "one million, nine hundred six thousand, eight hundred ninety-six".