1198165824 has 224 divisors, whose sum is σ = 3647846400. Its totient is φ = 385482240.

The previous prime is 1198165817. The next prime is 1198165861. The reversal of 1198165824 is 4285618911.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1198165824.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9146239 + ... + 9146369.

Almost surely, 2^1198165824 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 1198165824, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1823923200).

1198165824 is an abundant number, since it is smaller than the sum of its proper divisors (2449680576).

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

1198165824 is a wasteful number, since it uses less digits than its factorization.

1198165824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298 (or 282 counting only the distinct ones).

The product of its digits is 138240, while the sum is 45.

The square root of 1198165824 is about 34614.5319771913. The cubic root of 1198165824 is about 1062.1168756429.

The spelling of 1198165824 in words is "one billion, one hundred ninety-eight million, one hundred sixty-five thousand, eight hundred twenty-four".