1223240196 has 12 divisors (see below), whose sum is σ = 2854227152. Its totient is φ = 407746728.

The previous prime is 1223240147. The next prime is 1223240201. The reversal of 1223240196 is 6910423221.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×1223240196² = 2992633154220236832, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50968330 + ... + 50968353.

Almost surely, 2^1223240196 is an apocalyptic number.

It is an amenable number.

1223240196 is an abundant number, since it is smaller than the sum of its proper divisors (1630986956).

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

1223240196 is a wasteful number, since it uses less digits than its factorization.

1223240196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101936690 (or 101936688 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 1223240196 is about 34974.8509074735. The cubic root of 1223240196 is about 1069.4748627029.

The spelling of 1223240196 in words is "one billion, two hundred twenty-three million, two hundred forty thousand, one hundred ninety-six".