1339273228 has 12 divisors (see below), whose sum is σ = 2348815392. Its totient is φ = 668183120.

The previous prime is 1339273223. The next prime is 1339273237. The reversal of 1339273228 is 8223729331.

It is not an unprimeable number, because it can be changed into a prime (1339273223) 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, 361300 + ... + 364987.

It is an arithmetic number, because the mean of its divisors is an integer number (195734616).

Almost surely, 2^1339273228 is an apocalyptic number.

It is an amenable number.

1339273228 is a deficient number, since it is larger than the sum of its proper divisors (1009542164).

1339273228 is a wasteful number, since it uses less digits than its factorization.

1339273228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 726752 (or 726750 counting only the distinct ones).

The product of its digits is 108864, while the sum is 40.

The square root of 1339273228 is about 36596.0821400324. The cubic root of 1339273228 is about 1102.2744202139.

The spelling of 1339273228 in words is "one billion, three hundred thirty-nine million, two hundred seventy-three thousand, two hundred twenty-eight".