1306876032 has 320 divisors, whose sum is σ = 4851887040. Its totient is φ = 339240960.

The previous prime is 1306876027. The next prime is 1306876033. The reversal of 1306876032 is 2306786031.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (1306876033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 797518 + ... + 799154.

It is an arithmetic number, because the mean of its divisors is an integer number (15162147).

Almost surely, 2^1306876032 is an apocalyptic number.

1306876032 is a gapful number since it is divisible by the number (12) 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 1306876032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2425943520).

1306876032 is an abundant number, since it is smaller than the sum of its proper divisors (3545011008).

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

1306876032 is a wasteful number, since it uses less digits than its factorization.

1306876032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1681 (or 1660 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 1306876032 is about 36150.7404073554. The cubic root of 1306876032 is about 1093.3137189951.

Subtracting 1306876032 from its reverse (2306786031), we obtain a palindrome (999909999).

The spelling of 1306876032 in words is "one billion, three hundred six million, eight hundred seventy-six thousand, thirty-two".