1198404480 has 512 divisors, whose sum is σ = 4962585600. Its totient is φ = 239542272.

The previous prime is 1198404451. The next prime is 1198404503. The reversal of 1198404480 is 844048911.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 63073911 + ... + 63073929.

It is an arithmetic number, because the mean of its divisors is an integer number (9692550).

Almost surely, 2^1198404480 is an apocalyptic number.

1198404480 is a gapful number since it is divisible by the number (10) 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 1198404480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2481292800).

1198404480 is an abundant number, since it is smaller than the sum of its proper divisors (3764181120).

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

1198404480 is an equidigital number, since it uses as much as digits as its factorization.

1198404480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99 (or 49 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 39.

The square root of 1198404480 is about 34617.9791437917. The cubic root of 1198404480 is about 1062.1873900164.

The spelling of 1198404480 in words is "one billion, one hundred ninety-eight million, four hundred four thousand, four hundred eighty".