1306272752 has 40 divisors (see below), whose sum is σ = 2621298000. Its totient is φ = 629862912.

The previous prime is 1306272701. The next prime is 1306272767. The reversal of 1306272752 is 2572726031.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 767999 + ... + 769697.

It is an arithmetic number, because the mean of its divisors is an integer number (65532450).

Almost surely, 2^1306272752 is an apocalyptic number.

It is an amenable number.

1306272752 is an abundant number, since it is smaller than the sum of its proper divisors (1315025248).

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

1306272752 is a wasteful number, since it uses less digits than its factorization.

1306272752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3393 (or 3387 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 35.

The square root of 1306272752 is about 36142.3954933815. The cubic root of 1306272752 is about 1093.1454613075.

Adding to 1306272752 its reverse (2572726031), we get a palindrome (3878998783).

The spelling of 1306272752 in words is "one billion, three hundred six million, two hundred seventy-two thousand, seven hundred fifty-two".