1185466828 has 192 divisors, whose sum is σ = 2831431680. Its totient is φ = 421521408.

The previous prime is 1185466823. The next prime is 1185466837. The reversal of 1185466828 is 8286645811.

It is not an unprimeable number, because it can be changed into a prime (1185466823) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13319808 + ... + 13319896.

It is an arithmetic number, because the mean of its divisors is an integer number (14747040).

Almost surely, 2^1185466828 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 1185466828, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1415715840).

1185466828 is an abundant number, since it is smaller than the sum of its proper divisors (1645964852).

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

1185466828 is a wasteful number, since it uses less digits than its factorization.

1185466828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216 (or 214 counting only the distinct ones).

The product of its digits is 737280, while the sum is 49.

The square root of 1185466828 is about 34430.6088822141. The cubic root of 1185466828 is about 1058.3511888584.

The spelling of 1185466828 in words is "one billion, one hundred eighty-five million, four hundred sixty-six thousand, eight hundred twenty-eight".