1198371226 has 32 divisors (see below), whose sum is σ = 1957616640. Its totient is φ = 550163952.

The previous prime is 1198371221. The next prime is 1198371241. The reversal of 1198371226 is 6221738911.

It is not an unprimeable number, because it can be changed into a prime (1198371221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 979251 + ... + 980473.

It is an arithmetic number, because the mean of its divisors is an integer number (61175520).

Almost surely, 2^1198371226 is an apocalyptic number.

1198371226 is a deficient number, since it is larger than the sum of its proper divisors (759245414).

1198371226 is a wasteful number, since it uses less digits than its factorization.

1198371226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1487 (or 1461 counting only the distinct ones).

The product of its digits is 36288, while the sum is 40.

The square root of 1198371226 is about 34617.4988409041. The cubic root of 1198371226 is about 1062.1775652016.

The spelling of 1198371226 in words is "one billion, one hundred ninety-eight million, three hundred seventy-one thousand, two hundred twenty-six".