133324620 has 192 divisors, whose sum is σ = 450455040. Its totient is φ = 29030400.

The previous prime is 133324613. The next prime is 133324673. The reversal of 133324620 is 26423331.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 351591 + ... + 351969.

It is an arithmetic number, because the mean of its divisors is an integer number (2346120).

Almost surely, 2^133324620 is an apocalyptic number.

133324620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 133324620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (225227520).

133324620 is an abundant number, since it is smaller than the sum of its proper divisors (317130420).

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

133324620 is a wasteful number, since it uses less digits than its factorization.

133324620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456 (or 454 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

The square root of 133324620 is about 11546.6280792273. The cubic root of 133324620 is about 510.8618261707.

Adding to 133324620 its reverse (26423331), we get a palindrome (159747951).

The spelling of 133324620 in words is "one hundred thirty-three million, three hundred twenty-four thousand, six hundred twenty".