1198762368 has 64 divisors (see below), whose sum is σ = 3198720000. Its totient is φ = 397767168.

The previous prime is 1198762363. The next prime is 1198762379. The reversal of 1198762368 is 8632678911.

It is a tau number, because it is divible by the number of its divisors (64).

It is a self number, because there is not a number n which added to its sum of digits gives 1198762368.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1198762363) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78633 + ... + 92631.

It is an arithmetic number, because the mean of its divisors is an integer number (49980000).

Almost surely, 2^1198762368 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 1198762368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1599360000).

1198762368 is an abundant number, since it is smaller than the sum of its proper divisors (1999957632).

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

1198762368 is a wasteful number, since it uses less digits than its factorization.

1198762368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14239 (or 14227 counting only the distinct ones).

The product of its digits is 870912, while the sum is 51.

The square root of 1198762368 is about 34623.1478638208. The cubic root of 1198762368 is about 1062.2931156685.

The spelling of 1198762368 in words is "one billion, one hundred ninety-eight million, seven hundred sixty-two thousand, three hundred sixty-eight".