1198228416 has 112 divisors (see below), whose sum is σ = 3952646400. Its totient is φ = 311224320.

The previous prime is 1198228379. The next prime is 1198228417. The reversal of 1198228416 is 6148228911.

It is a tau number, because it is divible by the number of its divisors (112).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1198228417) 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, 25741 + ... + 55308.

Almost surely, 2^1198228416 is an apocalyptic number.

1198228416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1198228416 is an abundant number, since it is smaller than the sum of its proper divisors (2754417984).

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

1198228416 is a wasteful number, since it uses less digits than its factorization.

1198228416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81082 (or 81072 counting only the distinct ones).

The product of its digits is 55296, while the sum is 42.

The square root of 1198228416 is about 34615.4360943207. The cubic root of 1198228416 is about 1062.1353702621.

The spelling of 1198228416 in words is "one billion, one hundred ninety-eight million, two hundred twenty-eight thousand, four hundred sixteen".