133887226 has 12 divisors (see below), whose sum is σ = 220748346. Its totient is φ = 60857720.

The previous prime is 133887203. The next prime is 133887241. The reversal of 133887226 is 622788331.

133887226 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 110355025 + 23532201 = 10505^2 + 4851^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 276385 + ... + 276868.

Almost surely, 2^133887226 is an apocalyptic number.

133887226 is a deficient number, since it is larger than the sum of its proper divisors (86861120).

133887226 is a wasteful number, since it uses less digits than its factorization.

133887226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 553277 (or 553266 counting only the distinct ones).

The product of its digits is 96768, while the sum is 40.

The square root of 133887226 is about 11570.9647825927. The cubic root of 133887226 is about 511.5793995523.

The spelling of 133887226 in words is "one hundred thirty-three million, eight hundred eighty-seven thousand, two hundred twenty-six".