1304632264 has 64 divisors (see below), whose sum is σ = 2783995200. Its totient is φ = 568187136.

The previous prime is 1304632261. The next prime is 1304632279. The reversal of 1304632264 is 4622364031.

It is not an unprimeable number, because it can be changed into a prime (1304632261) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 558042 + ... + 560374.

It is an arithmetic number, because the mean of its divisors is an integer number (43499925).

Almost surely, 2^1304632264 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1304632264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1391997600).

1304632264 is an abundant number, since it is smaller than the sum of its proper divisors (1479362936).

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

1304632264 is a wasteful number, since it uses less digits than its factorization.

1304632264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2654 (or 2650 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 31.

The square root of 1304632264 is about 36119.6935756659. The cubic root of 1304632264 is about 1092.6876592042.

Adding to 1304632264 its reverse (4622364031), we get a palindrome (5926996295).

The spelling of 1304632264 in words is "one billion, three hundred four million, six hundred thirty-two thousand, two hundred sixty-four".