2049471294 has 16 divisors (see below), whose sum is σ = 4414246032. Its totient is φ = 630606528.

The previous prime is 2049471293. The next prime is 2049471299. The reversal of 2049471294 is 4921749402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2049471293) 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 7 ways as a sum of consecutive naturals, for example, 13137559 + ... + 13137714.

It is an arithmetic number, because the mean of its divisors is an integer number (275890377).

Almost surely, 2^2049471294 is an apocalyptic number.

2049471294 is an abundant number, since it is smaller than the sum of its proper divisors (2364774738).

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

2049471294 is a wasteful number, since it uses less digits than its factorization.

2049471294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26275291.

The product of its (nonzero) digits is 145152, while the sum is 42.

The square root of 2049471294 is about 45271.0867331457. The cubic root of 2049471294 is about 1270.2248747230.

The spelling of 2049471294 in words is "two billion, forty-nine million, four hundred seventy-one thousand, two hundred ninety-four".