1194218396 has 18 divisors (see below), whose sum is σ = 2431087848. Its totient is φ = 511807800.

The previous prime is 1194218393. The next prime is 1194218429. The reversal of 1194218396 is 6938124911.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1194218393) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3046280 + ... + 3046671.

It is an arithmetic number, because the mean of its divisors is an integer number (135060436).

Almost surely, 2^1194218396 is an apocalyptic number.

It is an amenable number.

1194218396 is an abundant number, since it is smaller than the sum of its proper divisors (1236869452).

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

1194218396 is a wasteful number, since it uses less digits than its factorization.

1194218396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6092969 (or 6092960 counting only the distinct ones).

The product of its digits is 93312, while the sum is 44.

The square root of 1194218396 is about 34557.4651269447. The cubic root of 1194218396 is about 1060.9491901287.

The spelling of 1194218396 in words is "one billion, one hundred ninety-four million, two hundred eighteen thousand, three hundred ninety-six".