1198403422 has 8 divisors (see below), whose sum is σ = 1798642872. Its totient is φ = 598855800.

The previous prime is 1198403413. The next prime is 1198403429. The reversal of 1198403422 is 2243048911.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×1198403422³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1198403429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168604 + ... + 175567.

It is an arithmetic number, because the mean of its divisors is an integer number (224830359).

Almost surely, 2^1198403422 is an apocalyptic number.

1198403422 is a deficient number, since it is larger than the sum of its proper divisors (600239450).

1198403422 is a wasteful number, since it uses less digits than its factorization.

1198403422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345914.

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 1198403422 is about 34617.9638627115. The cubic root of 1198403422 is about 1062.1870774356.

The spelling of 1198403422 in words is "one billion, one hundred ninety-eight million, four hundred three thousand, four hundred twenty-two".