133823370 has 16 divisors (see below), whose sum is σ = 321176160. Its totient is φ = 35686224.

The previous prime is 133823369. The next prime is 133823399. The reversal of 133823370 is 73328331.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 4460779 = 133823370 / (1 + 3 + 3 + 8 + 2 + 3 + 3 + 7 + 0).

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 7 ways as a sum of consecutive naturals, for example, 2230360 + ... + 2230419.

It is an arithmetic number, because the mean of its divisors is an integer number (20073510).

Almost surely, 2^133823370 is an apocalyptic number.

133823370 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133823370 is an abundant number, since it is smaller than the sum of its proper divisors (187352790).

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

133823370 is a wasteful number, since it uses less digits than its factorization.

133823370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4460789.

The product of its (nonzero) digits is 9072, while the sum is 30.

The square root of 133823370 is about 11568.2051330360. The cubic root of 133823370 is about 511.4980559471.

The spelling of 133823370 in words is "one hundred thirty-three million, eight hundred twenty-three thousand, three hundred seventy".