1184225664 has 64 divisors (see below), whose sum is σ = 3178128240. Its totient is φ = 390660096.

The previous prime is 1184225629. The next prime is 1184225681. The reversal of 1184225664 is 4665224811.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent 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, 21352 + ... + 53144.

Almost surely, 2^1184225664 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 1184225664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1589064120).

1184225664 is an abundant number, since it is smaller than the sum of its proper divisors (1993902576).

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

1184225664 is an equidigital number, since it uses as much as digits as its factorization.

1184225664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31907 (or 31895 counting only the distinct ones).

The product of its digits is 92160, while the sum is 39.

The square root of 1184225664 is about 34412.5800253338. The cubic root of 1184225664 is about 1057.9817011973.

The spelling of 1184225664 in words is "one billion, one hundred eighty-four million, two hundred twenty-five thousand, six hundred sixty-four".