133734828 has 24 divisors (see below), whose sum is σ = 317338560. Its totient is φ = 43822480.

The previous prime is 133734827. The next prime is 133734851. The reversal of 133734828 is 828437331.

It is not an unprimeable number, because it can be changed into a prime (133734823) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93738 + ... + 95153.

It is an arithmetic number, because the mean of its divisors is an integer number (13222440).

Almost surely, 2^133734828 is an apocalyptic number.

It is an amenable number.

133734828 is an abundant number, since it is smaller than the sum of its proper divisors (183603732).

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

133734828 is a wasteful number, since it uses less digits than its factorization.

133734828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188957 (or 188955 counting only the distinct ones).

The product of its digits is 96768, while the sum is 39.

The square root of 133734828 is about 11564.3775448573. The cubic root of 133734828 is about 511.3852230072.

The spelling of 133734828 in words is "one hundred thirty-three million, seven hundred thirty-four thousand, eight hundred twenty-eight".