1326879284 has 12 divisors (see below), whose sum is σ = 2348129700. Its totient is φ = 655985088.

The previous prime is 1326879283. The next prime is 1326879409. The reversal of 1326879284 is 4829786231.

It can be written as a sum of positive squares in 2 ways, for example, as 504451600 + 822427684 = 22460^2 + 28678^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1326879283) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1863239 + ... + 1863950.

It is an arithmetic number, because the mean of its divisors is an integer number (195677475).

Almost surely, 2^1326879284 is an apocalyptic number.

It is an amenable number.

1326879284 is a deficient number, since it is larger than the sum of its proper divisors (1021250416).

1326879284 is a wasteful number, since it uses less digits than its factorization.

1326879284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3727282 (or 3727280 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 50.

The square root of 1326879284 is about 36426.3542507345. The cubic root of 1326879284 is about 1098.8636430175.

The spelling of 1326879284 in words is "one billion, three hundred twenty-six million, eight hundred seventy-nine thousand, two hundred eighty-four".