1949676288 has 216 divisors, whose sum is σ = 6106883328. Its totient is φ = 550545408.

The previous prime is 1949676283. The next prime is 1949676329. The reversal of 1949676288 is 8826769491.

It is not an unprimeable number, because it can be changed into a prime (1949676283) 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, 3875845 + ... + 3876347.

It is an arithmetic number, because the mean of its divisors is an integer number (28272608).

Almost surely, 2^1949676288 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 1949676288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3053441664).

1949676288 is an abundant number, since it is smaller than the sum of its proper divisors (4157207040).

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

1949676288 is a wasteful number, since it uses less digits than its factorization.

1949676288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 639 (or 618 counting only the distinct ones).

The product of its digits is 10450944, while the sum is 60.

The square root of 1949676288 is about 44155.1388628776. The cubic root of 1949676288 is about 1249.2638413148.

The spelling of 1949676288 in words is "one billion, nine hundred forty-nine million, six hundred seventy-six thousand, two hundred eighty-eight".