133230716 has 12 divisors (see below), whose sum is σ = 235462920. Its totient is φ = 65955600.

The previous prime is 133230709. The next prime is 133230731. The reversal of 133230716 is 617032331.

133230716 is digitally balanced in base 3 and base 9, because in such bases it contains all the possibile digits an equal number of times.

133230716 is strictly pandigital in base 9.

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164486 + ... + 165293.

It is an arithmetic number, because the mean of its divisors is an integer number (19621910).

Almost surely, 2^133230716 is an apocalyptic number.

It is an amenable number.

133230716 is a deficient number, since it is larger than the sum of its proper divisors (102232204).

133230716 is a wasteful number, since it uses less digits than its factorization.

133230716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329884 (or 329882 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 26.

The square root of 133230716 is about 11542.5610676314. The cubic root of 133230716 is about 510.7418602410.

The spelling of 133230716 in words is "one hundred thirty-three million, two hundred thirty thousand, seven hundred sixteen".