1194226644 has 24 divisors (see below), whose sum is σ = 3000877600. Its totient is φ = 367454304.

The previous prime is 1194226633. The next prime is 1194226667. The reversal of 1194226644 is 4466224911.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 3827494 + ... + 3827805.

Almost surely, 2^1194226644 is an apocalyptic number.

It is an amenable number.

1194226644 is an abundant number, since it is smaller than the sum of its proper divisors (1806650956).

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

1194226644 is a wasteful number, since it uses less digits than its factorization.

1194226644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7655319 (or 7655317 counting only the distinct ones).

The product of its digits is 82944, while the sum is 39.

The square root of 1194226644 is about 34557.5844641954. The cubic root of 1194226644 is about 1060.9516326437.

The spelling of 1194226644 in words is "one billion, one hundred ninety-four million, two hundred twenty-six thousand, six hundred forty-four".