133229274 has 8 divisors (see below), whose sum is σ = 266458560. Its totient is φ = 44409756.

The previous prime is 133229249. The next prime is 133229287. The reversal of 133229274 is 472922331.

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

133229274 is an admirable number.

It is an unprimeable number.

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, 11102434 + ... + 11102445.

It is an arithmetic number, because the mean of its divisors is an integer number (33307320).

Almost surely, 2^133229274 is an apocalyptic number.

133229274 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

133229274 is a wasteful number, since it uses less digits than its factorization.

133229274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22204884.

The product of its digits is 18144, while the sum is 33.

The square root of 133229274 is about 11542.4986029889. The cubic root of 133229274 is about 510.7400175918.

The spelling of 133229274 in words is "one hundred thirty-three million, two hundred twenty-nine thousand, two hundred seventy-four".