2146877284 has 6 divisors (see below), whose sum is σ = 3757035254. Its totient is φ = 1073438640.

The previous prime is 2146877273. The next prime is 2146877287. The reversal of 2146877284 is 4827786412.

It can be written as a sum of positive squares in only one way, i.e., 1724574784 + 422302500 = 41528^2 + 20550^2 .

It is not an unprimeable number, because it can be changed into a prime (2146877287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 268359657 + ... + 268359664.

Almost surely, 2^2146877284 is an apocalyptic number.

It is an amenable number.

2146877284 is a deficient number, since it is larger than the sum of its proper divisors (1610157970).

2146877284 is a wasteful number, since it uses less digits than its factorization.

2146877284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 536719325 (or 536719323 counting only the distinct ones).

The product of its digits is 1204224, while the sum is 49.

The square root of 2146877284 is about 46334.4071290440. The cubic root of 2146877284 is about 1290.0377137783.

The spelling of 2146877284 in words is "two billion, one hundred forty-six million, eight hundred seventy-seven thousand, two hundred eighty-four".