1166444832 has 192 divisors, whose sum is σ = 3680861184. Its totient is φ = 316431360.

The previous prime is 1166444801. The next prime is 1166444837. The reversal of 1166444832 is 2384446611.

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

It is not an unprimeable number, because it can be changed into a prime (1166444837) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1068607 + ... + 1069697.

It is an arithmetic number, because the mean of its divisors is an integer number (19171152).

Almost surely, 2^1166444832 is an apocalyptic number.

1166444832 is a gapful number since it is divisible by the number (12) 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 1166444832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1840430592).

1166444832 is an abundant number, since it is smaller than the sum of its proper divisors (2514416352).

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

1166444832 is a wasteful number, since it uses less digits than its factorization.

1166444832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1191 (or 1183 counting only the distinct ones).

The product of its digits is 110592, while the sum is 39.

The square root of 1166444832 is about 34153.2550718083. The cubic root of 1166444832 is about 1052.6598721644.

The spelling of 1166444832 in words is "one billion, one hundred sixty-six million, four hundred forty-four thousand, eight hundred thirty-two".