133733814 has 16 divisors (see below), whose sum is σ = 276096000. Its totient is φ = 43139880.

The previous prime is 133733813. The next prime is 133733857. The reversal of 133733814 is 418337331.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133733813) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 359314 + ... + 359685.

It is an arithmetic number, because the mean of its divisors is an integer number (17256000).

Almost surely, 2^133733814 is an apocalyptic number.

133733814 is an abundant number, since it is smaller than the sum of its proper divisors (142362186).

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

133733814 is a wasteful number, since it uses less digits than its factorization.

133733814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 719035.

The product of its digits is 18144, while the sum is 33.

The square root of 133733814 is about 11564.3337032446. Note that the first 3 decimals coincide. The cubic root of 133733814 is about 511.3839305343.

The spelling of 133733814 in words is "one hundred thirty-three million, seven hundred thirty-three thousand, eight hundred fourteen".