133627442 has 8 divisors (see below), whose sum is σ = 215859756. Its totient is φ = 61674192.

The previous prime is 133627423. The next prime is 133627457. The reversal of 133627442 is 244726331.

It can be written as a sum of positive squares in 2 ways, for example, as 129937201 + 3690241 = 11399^2 + 1921^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 133627399 and 133627408.

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 in 3 ways as a sum of consecutive naturals, for example, 2569733 + ... + 2569784.

Almost surely, 2^133627442 is an apocalyptic number.

133627442 is a deficient number, since it is larger than the sum of its proper divisors (82232314).

133627442 is a wasteful number, since it uses less digits than its factorization.

133627442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5139532.

The product of its digits is 24192, while the sum is 32.

The square root of 133627442 is about 11559.7336474505. The cubic root of 133627442 is about 511.2483094856.

The spelling of 133627442 in words is "one hundred thirty-three million, six hundred twenty-seven thousand, four hundred forty-two".