133255798 has 8 divisors (see below), whose sum is σ = 215259408. Its totient is φ = 61502664.

The previous prime is 133255789. The next prime is 133255799. The reversal of 133255798 is 897552331.

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 (133255799) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2562586 + ... + 2562637.

It is an arithmetic number, because the mean of its divisors is an integer number (26907426).

Almost surely, 2^133255798 is an apocalyptic number.

133255798 is a deficient number, since it is larger than the sum of its proper divisors (82003610).

133255798 is a wasteful number, since it uses less digits than its factorization.

133255798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5125238.

The product of its digits is 226800, while the sum is 43.

The square root of 133255798 is about 11543.6475171412. The cubic root of 133255798 is about 510.7739089655.

The spelling of 133255798 in words is "one hundred thirty-three million, two hundred fifty-five thousand, seven hundred ninety-eight".