133352020 has 48 divisors (see below), whose sum is σ = 286246800. Its totient is φ = 52171776.

The previous prime is 133352003. The next prime is 133352041. The reversal of 133352020 is 20253331.

It can be written as a sum of positive squares in 8 ways, for example, as 44916804 + 88435216 = 6702^2 + 9404^2 .

It is a super-2 number, since 2×133352020² = 35565522476160800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 217234 + ... + 217846.

It is an arithmetic number, because the mean of its divisors is an integer number (5963475).

Almost surely, 2^133352020 is an apocalyptic number.

133352020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133352020 is an abundant number, since it is smaller than the sum of its proper divisors (152894780).

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

133352020 is a wasteful number, since it uses less digits than its factorization.

133352020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 844 (or 842 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 19.

The square root of 133352020 is about 11547.8145118460. The cubic root of 133352020 is about 510.8968200957.

The spelling of 133352020 in words is "one hundred thirty-three million, three hundred fifty-two thousand, twenty".