133362228 has 48 divisors (see below), whose sum is σ = 316794240. Its totient is φ = 43659264.

The previous prime is 133362209. The next prime is 133362233. The reversal of 133362228 is 822263331.

It is a junction number, because it is equal to n+sod(n) for n = 133362195 and 133362204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 205801 + ... + 206447.

It is an arithmetic number, because the mean of its divisors is an integer number (6599880).

Almost surely, 2^133362228 is an apocalyptic number.

It is an amenable number.

133362228 is an abundant number, since it is smaller than the sum of its proper divisors (183432012).

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

133362228 is a wasteful number, since it uses less digits than its factorization.

133362228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 936 (or 934 counting only the distinct ones).

The product of its digits is 10368, while the sum is 30.

The square root of 133362228 is about 11548.2564917826. The cubic root of 133362228 is about 510.9098560229.

The spelling of 133362228 in words is "one hundred thirty-three million, three hundred sixty-two thousand, two hundred twenty-eight".