2049713028 has 72 divisors (see below), whose sum is σ = 5661373536. Its totient is φ = 620121600.

The previous prime is 2049713023. The next prime is 2049713051. The reversal of 2049713028 is 8203179402.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 2049712983 and 2049713001.

It is not an unprimeable number, because it can be changed into a prime (2049713023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 262663 + ... + 270353.

It is an arithmetic number, because the mean of its divisors is an integer number (78630188).

Almost surely, 2^2049713028 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2049713028, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2830686768).

2049713028 is an abundant number, since it is smaller than the sum of its proper divisors (3611660508).

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

2049713028 is a wasteful number, since it uses less digits than its factorization.

2049713028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8385 (or 8380 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 2049713028 is about 45273.7565041824. The cubic root of 2049713028 is about 1270.2748135323.

The spelling of 2049713028 in words is "two billion, forty-nine million, seven hundred thirteen thousand, twenty-eight".