1196634398 has 8 divisors (see below), whose sum is σ = 1795172808. Its totient is φ = 598243464.

The previous prime is 1196634391. The next prime is 1196634419. The reversal of 1196634398 is 8934366911.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1196634391) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13661 + ... + 50792.

It is an arithmetic number, because the mean of its divisors is an integer number (224396601).

Almost surely, 2^1196634398 is an apocalyptic number.

1196634398 is a deficient number, since it is larger than the sum of its proper divisors (598538410).

1196634398 is an equidigital number, since it uses as much as digits as its factorization.

1196634398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73738.

The product of its digits is 839808, while the sum is 50.

The square root of 1196634398 is about 34592.4037615197. The cubic root of 1196634398 is about 1061.6641706703.

It can be divided in two parts, 11966 and 34398, that added together give a palindrome (46364).

The spelling of 1196634398 in words is "one billion, one hundred ninety-six million, six hundred thirty-four thousand, three hundred ninety-eight".