2185016 has 8 divisors (see below), whose sum is σ = 4096920. Its totient is φ = 1092504.

The previous prime is 2185009. The next prime is 2185021. The reversal of 2185016 is 6105812.

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

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 2184982 and 2185000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136556 + ... + 136571.

It is an arithmetic number, because the mean of its divisors is an integer number (512115).

2^2185016 is an apocalyptic number.

It is an amenable number.

2185016 is a deficient number, since it is larger than the sum of its proper divisors (1911904).

2185016 is a wasteful number, since it uses less digits than its factorization.

2185016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273133 (or 273129 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 23.

The square root of 2185016 is about 1478.1799619803. The cubic root of 2185016 is about 129.7631981060.

The spelling of 2185016 in words is "two million, one hundred eighty-five thousand, sixteen".