2136684 has 24 divisors (see below), whose sum is σ = 5439168. Its totient is φ = 647440.

The previous prime is 2136661. The next prime is 2136707. The reversal of 2136684 is 4866312.

It is an interprime number because it is at equal distance from previous prime (2136661) and next prime (2136707).

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7962 + ... + 8225.

It is an arithmetic number, because the mean of its divisors is an integer number (226632).

2^2136684 is an apocalyptic number.

It is an amenable number.

2136684 is an abundant number, since it is smaller than the sum of its proper divisors (3302484).

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

2136684 is a wasteful number, since it uses less digits than its factorization.

2136684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16205 (or 16203 counting only the distinct ones).

The product of its digits is 6912, while the sum is 30.

The square root of 2136684 is about 1461.7400589708. The cubic root of 2136684 is about 128.7992792162.

The spelling of 2136684 in words is "two million, one hundred thirty-six thousand, six hundred eighty-four".