133288850 has 24 divisors (see below), whose sum is σ = 248280240. Its totient is φ = 53237520.

The previous prime is 133288829. The next prime is 133288861. The reversal of 133288850 is 58882331.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42641 + ... + 45659.

It is an arithmetic number, because the mean of its divisors is an integer number (10345010).

Almost surely, 2^133288850 is an apocalyptic number.

133288850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133288850 is a deficient number, since it is larger than the sum of its proper divisors (114991390).

133288850 is a wasteful number, since it uses less digits than its factorization.

133288850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3914 (or 3909 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 38.

The square root of 133288850 is about 11545.0790382743. The cubic root of 133288850 is about 510.8161352799.

The spelling of 133288850 in words is "one hundred thirty-three million, two hundred eighty-eight thousand, eight hundred fifty".