133522790 has 8 divisors (see below), whose sum is σ = 240341040. Its totient is φ = 53409112.

The previous prime is 133522789. The next prime is 133522793. The reversal of 133522790 is 97225331.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133522793) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 6676130 + ... + 6676149.

It is an arithmetic number, because the mean of its divisors is an integer number (30042630).

Almost surely, 2^133522790 is an apocalyptic number.

133522790 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133522790 is a deficient number, since it is larger than the sum of its proper divisors (106818250).

133522790 is a wasteful number, since it uses less digits than its factorization.

133522790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13352286.

The product of its (nonzero) digits is 11340, while the sum is 32.

The square root of 133522790 is about 11555.2061859579. The cubic root of 133522790 is about 511.1148111298.

The spelling of 133522790 in words is "one hundred thirty-three million, five hundred twenty-two thousand, seven hundred ninety".