1906795 has 16 divisors (see below), whose sum is σ = 2566368. Its totient is φ = 1347840.

The previous prime is 1906757. The next prime is 1906811. The reversal of 1906795 is 5976091.

It is a de Polignac number, because none of the positive numbers 2^k-1906795 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

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 15 ways as a sum of consecutive naturals, for example, 1567 + ... + 2503.

It is an arithmetic number, because the mean of its divisors is an integer number (160398).

2^1906795 is an apocalyptic number.

1906795 is a deficient number, since it is larger than the sum of its proper divisors (659573).

1906795 is a wasteful number, since it uses less digits than its factorization.

1906795 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 990.

The product of its (nonzero) digits is 17010, while the sum is 37.

The square root of 1906795 is about 1380.8674809698. The cubic root of 1906795 is about 124.0037069651.

It can be divided in two parts, 1906 and 795, that added together give a triangular number (2701 = T₇₃).

The spelling of 1906795 in words is "one million, nine hundred six thousand, seven hundred ninety-five".