1339899246 has 60 divisors (see below), whose sum is σ = 3434435928. Its totient is φ = 382476168.

The previous prime is 1339899203. The next prime is 1339899259. The reversal of 1339899246 is 6429989331.

1339899246 is a `hidden beast` number, since 1 + 3 + 398 + 9 + 9 + 246 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 1339899192 and 1339899201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 1232115 + ... + 1233201.

Almost surely, 2^1339899246 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1339899246, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1717217964).

1339899246 is an abundant number, since it is smaller than the sum of its proper divisors (2094536682).

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

1339899246 is an frugal number, since it uses more digits than its factorization.

1339899246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2195 (or 1099 counting only the distinct ones).

The product of its digits is 2519424, while the sum is 54.

The square root of 1339899246 is about 36604.6342148095. The cubic root of 1339899246 is about 1102.4461392541.

The spelling of 1339899246 in words is "one billion, three hundred thirty-nine million, eight hundred ninety-nine thousand, two hundred forty-six".