2139476522 has 8 divisors (see below), whose sum is σ = 3209414400. Its totient is φ = 1069671724.

The previous prime is 2139476509. The next prime is 2139476527. The reversal of 2139476522 is 2256749312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2139476522.

It is not an unprimeable number, because it can be changed into a prime (2139476527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34679 + ... + 74037.

It is an arithmetic number, because the mean of its divisors is an integer number (401176800).

Almost surely, 2^2139476522 is an apocalyptic number.

2139476522 is a deficient number, since it is larger than the sum of its proper divisors (1069937878).

2139476522 is a wasteful number, since it uses less digits than its factorization.

2139476522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66540.

The product of its digits is 181440, while the sum is 41.

The square root of 2139476522 is about 46254.4756969528. The cubic root of 2139476522 is about 1288.5536585057.

The spelling of 2139476522 in words is "two billion, one hundred thirty-nine million, four hundred seventy-six thousand, five hundred twenty-two".