1969682276 has 12 divisors (see below), whose sum is σ = 3461739372. Its totient is φ = 980613888.

The previous prime is 1969682263. The next prime is 1969682293. The reversal of 1969682276 is 6722869691.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 828864100 + 1140818176 = 28790^2 + 33776^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1055765 + ... + 1057628.

It is an arithmetic number, because the mean of its divisors is an integer number (288478281).

Almost surely, 2^1969682276 is an apocalyptic number.

It is an amenable number.

1969682276 is a deficient number, since it is larger than the sum of its proper divisors (1492057096).

1969682276 is a wasteful number, since it uses less digits than its factorization.

1969682276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2113630 (or 2113628 counting only the distinct ones).

The product of its digits is 3919104, while the sum is 56.

The square root of 1969682276 is about 44381.1026902217. The cubic root of 1969682276 is about 1253.5222843678.

The spelling of 1969682276 in words is "one billion, nine hundred sixty-nine million, six hundred eighty-two thousand, two hundred seventy-six".