1173227328 has 336 divisors, whose sum is σ = 4297354880. Its totient is φ = 309049344.

The previous prime is 1173227303. The next prime is 1173227347. The reversal of 1173227328 is 8237223711.

1173227328 is a `hidden beast` number, since 1 + 1 + 7 + 322 + 7 + 328 = 666.

It is a tau number, because it is divible by the number of its divisors (336).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 1173227292 and 1173227301.

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 47 ways as a sum of consecutive naturals, for example, 1414818 + ... + 1415646.

Almost surely, 2^1173227328 is an apocalyptic number.

1173227328 is a gapful number since it is divisible by the number (18) 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 1173227328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2148677440).

1173227328 is an abundant number, since it is smaller than the sum of its proper divisors (3124127552).

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

1173227328 is an equidigital number, since it uses as much as digits as its factorization.

1173227328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 876 (or 854 counting only the distinct ones).

The product of its digits is 28224, while the sum is 36.

The square root of 1173227328 is about 34252.4061636551. The cubic root of 1173227328 is about 1054.6962215457.

It can be divided in two parts, 11732 and 27328, that added together give a triangular number (39060 = T₂₇₉).

The spelling of 1173227328 in words is "one billion, one hundred seventy-three million, two hundred twenty-seven thousand, three hundred twenty-eight".