133884650 has 12 divisors (see below), whose sum is σ = 249025542. Its totient is φ = 53553840.

The previous prime is 133884643. The next prime is 133884683. The reversal of 133884650 is 56488331.

It can be written as a sum of positive squares in 3 ways, for example, as 74425129 + 59459521 = 8627^2 + 7711^2 .

It is a super-3 number, since 3×133884650³ (a number of 25 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1338797 + ... + 1338896.

Almost surely, 2^133884650 is an apocalyptic number.

133884650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133884650 is a deficient number, since it is larger than the sum of its proper divisors (115140892).

133884650 is a wasteful number, since it uses less digits than its factorization.

133884650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2677705 (or 2677700 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 38.

The square root of 133884650 is about 11570.8534689538. The cubic root of 133884650 is about 511.5761185896.

The spelling of 133884650 in words is "one hundred thirty-three million, eight hundred eighty-four thousand, six hundred fifty".