1189233696 has 96 divisors (see below), whose sum is σ = 3599503488. Its totient is φ = 336752640.

The previous prime is 1189233679. The next prime is 1189233697. The reversal of 1189233696 is 6963329811.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (1189233697) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68106 + ... + 83766.

It is an arithmetic number, because the mean of its divisors is an integer number (37494828).

Almost surely, 2^1189233696 is an apocalyptic number.

1189233696 is a gapful number since it is divisible by the number (16) 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 1189233696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1799751744).

1189233696 is an abundant number, since it is smaller than the sum of its proper divisors (2410269792).

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

1189233696 is a wasteful number, since it uses less digits than its factorization.

1189233696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15794 (or 15786 counting only the distinct ones).

The product of its digits is 419904, while the sum is 48.

The square root of 1189233696 is about 34485.2678110523. The cubic root of 1189233696 is about 1059.4709879593.

The spelling of 1189233696 in words is "one billion, one hundred eighty-nine million, two hundred thirty-three thousand, six hundred ninety-six".