133345350 has 72 divisors (see below), whose sum is σ = 365079312. Its totient is φ = 34881600.

The previous prime is 133345349. The next prime is 133345361. The reversal of 133345350 is 53543331.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 21055 + ... + 26645.

It is an arithmetic number, because the mean of its divisors is an integer number (5070546).

Almost surely, 2^133345350 is an apocalyptic number.

133345350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 133345350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (182539656).

133345350 is an abundant number, since it is smaller than the sum of its proper divisors (231733962).

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

133345350 is a wasteful number, since it uses less digits than its factorization.

133345350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5662 (or 5654 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 27.

The square root of 133345350 is about 11547.5257089993. The cubic root of 133345350 is about 510.8883019430. Note that the first 3 decimals are identical.

Adding to 133345350 its reverse (53543331), we get a palindrome (186888681).

The spelling of 133345350 in words is "one hundred thirty-three million, three hundred forty-five thousand, three hundred fifty".