133023324 has 48 divisors (see below), whose sum is σ = 356254976. Its totient is φ = 37843200.

The previous prime is 133023323. The next prime is 133023343. The reversal of 133023324 is 423320331.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 133023324.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133023323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16959 + ... + 23529.

Almost surely, 2^133023324 is an apocalyptic number.

133023324 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

133023324 is an abundant number, since it is smaller than the sum of its proper divisors (223231652).

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

133023324 is a wasteful number, since it uses less digits than its factorization.

133023324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6826 (or 6824 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 21.

The square root of 133023324 is about 11533.5737739870. The cubic root of 133023324 is about 510.4767092101.

Adding to 133023324 its reverse (423320331), we get a palindrome (556343655).

The spelling of 133023324 in words is "one hundred thirty-three million, twenty-three thousand, three hundred twenty-four".