133828368 has 20 divisors (see below), whose sum is σ = 345723408. Its totient is φ = 44609440.

The previous prime is 133828367. The next prime is 133828391. The reversal of 133828368 is 863828331.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (133828367) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1393998 + ... + 1394093.

Almost surely, 2^133828368 is an apocalyptic number.

It is an amenable number.

133828368 is an abundant number, since it is smaller than the sum of its proper divisors (211895040).

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

133828368 is a wasteful number, since it uses less digits than its factorization.

133828368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2788102 (or 2788096 counting only the distinct ones).

The product of its digits is 165888, while the sum is 42.

The square root of 133828368 is about 11568.4211541593. The cubic root of 133828368 is about 511.5044236328.

The spelling of 133828368 in words is "one hundred thirty-three million, eight hundred twenty-eight thousand, three hundred sixty-eight".