1339274268 has 72 divisors (see below), whose sum is σ = 3539416608. Its totient is φ = 426188928.

The previous prime is 1339274267. The next prime is 1339274269. The reversal of 1339274268 is 8624729331.

1339274268 is a `hidden beast` number, since 133 + 92 + 7 + 426 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (1339274267) and next prime (1339274269).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1339274267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 539446 + ... + 541922.

It is an arithmetic number, because the mean of its divisors is an integer number (49158564).

Almost surely, 2^1339274268 is an apocalyptic number.

1339274268 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1339274268, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1769708304).

1339274268 is an abundant number, since it is smaller than the sum of its proper divisors (2200142340).

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

1339274268 is a wasteful number, since it uses less digits than its factorization.

1339274268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3163 (or 3158 counting only the distinct ones).

The product of its digits is 435456, while the sum is 45.

The square root of 1339274268 is about 36596.0963492010. The cubic root of 1339274268 is about 1102.2747055341.

The spelling of 1339274268 in words is "one billion, three hundred thirty-nine million, two hundred seventy-four thousand, two hundred sixty-eight".