1306270464 has 72 divisors (see below), whose sum is σ = 3627789312. Its totient is φ = 416486400.

The previous prime is 1306270417. The next prime is 1306270543. The reversal of 1306270464 is 4640726031.

It is a happy number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 19312 + ... + 54639.

Almost surely, 2^1306270464 is an apocalyptic number.

It is an amenable number.

1306270464 is an abundant number, since it is smaller than the sum of its proper divisors (2321518848).

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

1306270464 is an equidigital number, since it uses as much as digits as its factorization.

1306270464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73993 (or 73979 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 33.

The square root of 1306270464 is about 36142.3638407894. The cubic root of 1306270464 is about 1093.1448230747.

Adding to 1306270464 its reverse (4640726031), we get a palindrome (5946996495).

The spelling of 1306270464 in words is "one billion, three hundred six million, two hundred seventy thousand, four hundred sixty-four".