133568002 has 8 divisors (see below), whose sum is σ = 205767036. Its totient is φ = 64978992.

The previous prime is 133567981. The next prime is 133568009. The reversal of 133568002 is 200865331.

It can be written as a sum of positive squares in 2 ways, for example, as 133194681 + 373321 = 11541^2 + 611^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×133568002² = 35680822316544008, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (133568009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 902413 + ... + 902560.

Almost surely, 2^133568002 is an apocalyptic number.

133568002 is a deficient number, since it is larger than the sum of its proper divisors (72199034).

133568002 is a wasteful number, since it uses less digits than its factorization.

133568002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1805012.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 133568002 is about 11557.1623679864. The cubic root of 133568002 is about 511.1724939546.

The spelling of 133568002 in words is "one hundred thirty-three million, five hundred sixty-eight thousand, two".