2086904 has 8 divisors (see below), whose sum is σ = 3912960. Its totient is φ = 1043448.

The previous prime is 2086901. The next prime is 2086907. The reversal of 2086904 is 4096802.

It is an interprime number because it is at equal distance from previous prime (2086901) and next prime (2086907).

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2086901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130424 + ... + 130439.

It is an arithmetic number, because the mean of its divisors is an integer number (489120).

2^2086904 is an apocalyptic number.

It is an amenable number.

2086904 is a deficient number, since it is larger than the sum of its proper divisors (1826056).

2086904 is a wasteful number, since it uses less digits than its factorization.

2086904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260869 (or 260865 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 2086904 is about 1444.6120586510. The cubic root of 2086904 is about 127.7911633670.

The spelling of 2086904 in words is "two million, eighty-six thousand, nine hundred four".