1164733440 has 352 divisors, whose sum is σ = 4236798720. Its totient is φ = 270729216.

The previous prime is 1164733433. The next prime is 1164733441. The reversal of 1164733440 is 443374611.

It is not an unprimeable number, because it can be changed into a prime (1164733441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3793767 + ... + 3794073.

It is an arithmetic number, because the mean of its divisors is an integer number (12036360).

Almost surely, 2^1164733440 is an apocalyptic number.

1164733440 is a gapful number since it is divisible by the number (10) 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 1164733440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2118399360).

1164733440 is an abundant number, since it is smaller than the sum of its proper divisors (3072065280).

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

1164733440 is a wasteful number, since it uses less digits than its factorization.

1164733440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367 (or 349 counting only the distinct ones).

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

The square root of 1164733440 is about 34128.1912793514. The cubic root of 1164733440 is about 1052.1448040973.

The spelling of 1164733440 in words is "one billion, one hundred sixty-four million, seven hundred thirty-three thousand, four hundred forty".