133223814 has 12 divisors (see below), whose sum is σ = 288651636. Its totient is φ = 44407932.

The previous prime is 133223789. The next prime is 133223819. The reversal of 133223814 is 418322331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133223819) 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, 3700644 + ... + 3700679.

It is an arithmetic number, because the mean of its divisors is an integer number (24054303).

Almost surely, 2^133223814 is an apocalyptic number.

133223814 is an abundant number, since it is smaller than the sum of its proper divisors (155427822).

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

133223814 is a wasteful number, since it uses less digits than its factorization.

133223814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7401331 (or 7401328 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 133223814 is about 11542.2620833180. The cubic root of 133223814 is about 510.7330404501.

The spelling of 133223814 in words is "one hundred thirty-three million, two hundred twenty-three thousand, eight hundred fourteen".