2139876346 has 16 divisors (see below), whose sum is σ = 3431066688. Its totient is φ = 998456800.

The previous prime is 2139876329. The next prime is 2139876371. The reversal of 2139876346 is 6436789312.

It is a self number, because there is not a number n which added to its sum of digits gives 2139876346.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 565420 + ... + 569191.

It is an arithmetic number, because the mean of its divisors is an integer number (214441668).

Almost surely, 2^2139876346 is an apocalyptic number.

2139876346 is a deficient number, since it is larger than the sum of its proper divisors (1291190342).

2139876346 is a wasteful number, since it uses less digits than its factorization.

2139876346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1134677.

The product of its digits is 1306368, while the sum is 49.

The square root of 2139876346 is about 46258.7974984219. The cubic root of 2139876346 is about 1288.6339215332.

The spelling of 2139876346 in words is "two billion, one hundred thirty-nine million, eight hundred seventy-six thousand, three hundred forty-six".