2146382870 has 16 divisors (see below), whose sum is σ = 3936386160. Its totient is φ = 842353824.

The previous prime is 2146382869. The next prime is 2146382881. The reversal of 2146382870 is 782836412.

It is a congruent number.

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, 2024360 + ... + 2025419.

It is an arithmetic number, because the mean of its divisors is an integer number (246024135).

Almost surely, 2^2146382870 is an apocalyptic number.

2146382870 is a deficient number, since it is larger than the sum of its proper divisors (1790003290).

2146382870 is a wasteful number, since it uses less digits than its factorization.

2146382870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4049839.

The product of its (nonzero) digits is 129024, while the sum is 41.

The square root of 2146382870 is about 46329.0715426070. The cubic root of 2146382870 is about 1289.9386766514.

The spelling of 2146382870 in words is "two billion, one hundred forty-six million, three hundred eighty-two thousand, eight hundred seventy".