133332722 has 4 divisors (see below), whose sum is σ = 199999086. Its totient is φ = 66666360.

The previous prime is 133332713. The next prime is 133332733. The reversal of 133332722 is 227233331.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 107516161 + 25816561 = 10369^2 + 5081^2 .

It is a super-2 number, since 2×133332722² = 35555229511858568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 133332691 and 133332700.

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 as a sum of consecutive naturals, namely, 33333179 + ... + 33333182.

Almost surely, 2^133332722 is an apocalyptic number.

133332722 is a deficient number, since it is larger than the sum of its proper divisors (66666364).

133332722 is an equidigital number, since it uses as much as digits as its factorization.

133332722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66666363.

The product of its digits is 4536, while the sum is 26.

The square root of 133332722 is about 11546.9789122523. The cubic root of 133332722 is about 510.8721741437.

The spelling of 133332722 in words is "one hundred thirty-three million, three hundred thirty-two thousand, seven hundred twenty-two".