1327499264 has 192 divisors, whose sum is σ = 3467318400. Its totient is φ = 493092864.

The previous prime is 1327499227. The next prime is 1327499269. The reversal of 1327499264 is 4629947231.

It is not an unprimeable number, because it can be changed into a prime (1327499269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3168047 + ... + 3168465.

It is an arithmetic number, because the mean of its divisors is an integer number (18058950).

Almost surely, 2^1327499264 is an apocalyptic number.

1327499264 is a gapful number since it is divisible by the number (14) 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 1327499264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1733659200).

1327499264 is an abundant number, since it is smaller than the sum of its proper divisors (2139819136).

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

1327499264 is a wasteful number, since it uses less digits than its factorization.

1327499264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478 (or 458 counting only the distinct ones).

The product of its digits is 653184, while the sum is 47.

The square root of 1327499264 is about 36434.8633042585. The cubic root of 1327499264 is about 1099.0347631814.

The spelling of 1327499264 in words is "one billion, three hundred twenty-seven million, four hundred ninety-nine thousand, two hundred sixty-four".