2146710636 has 144 divisors (see below), whose sum is σ = 6394909248. Its totient is φ = 594432000.

The previous prime is 2146710623. The next prime is 2146710647. The reversal of 2146710636 is 6360176412.

It is a happy number.

2146710636 is a `hidden beast` number, since 2 + 1 + 4 + 6 + 7 + 10 + 636 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 2146710636.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1786836 + ... + 1788036.

It is an arithmetic number, because the mean of its divisors is an integer number (44409092).

Almost surely, 2^2146710636 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2146710636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3197454624).

2146710636 is an abundant number, since it is smaller than the sum of its proper divisors (4248198612).

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

2146710636 is a wasteful number, since it uses less digits than its factorization.

2146710636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1432 (or 1427 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 2146710636 is about 46332.6087761093. The cubic root of 2146710636 is about 1290.0043338596.

The spelling of 2146710636 in words is "two billion, one hundred forty-six million, seven hundred ten thousand, six hundred thirty-six".