2149949832 has 64 divisors (see below), whose sum is σ = 5456592000. Its totient is φ = 705830400.

The previous prime is 2149949803. The next prime is 2149949833. The reversal of 2149949832 is 2389499412.

It is not an unprimeable number, because it can be changed into a prime (2149949833) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 480148 + ... + 484604.

It is an arithmetic number, because the mean of its divisors is an integer number (85259250).

Almost surely, 2^2149949832 is an apocalyptic number.

It is an amenable number.

2149949832 is an abundant number, since it is smaller than the sum of its proper divisors (3306642168).

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

2149949832 is a wasteful number, since it uses less digits than its factorization.

2149949832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4766 (or 4762 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 51.

The square root of 2149949832 is about 46367.5514988661. The cubic root of 2149949832 is about 1290.6528418401.

The spelling of 2149949832 in words is "two billion, one hundred forty-nine million, nine hundred forty-nine thousand, eight hundred thirty-two".