133023242 has 8 divisors (see below), whose sum is σ = 217674432. Its totient is φ = 60465100.

The previous prime is 133023239. The next prime is 133023259. The reversal of 133023242 is 242320331.

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

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, 3023234 + ... + 3023277.

It is an arithmetic number, because the mean of its divisors is an integer number (27209304).

Almost surely, 2^133023242 is an apocalyptic number.

133023242 is a deficient number, since it is larger than the sum of its proper divisors (84651190).

133023242 is a wasteful number, since it uses less digits than its factorization.

133023242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6046524.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 133023242 is about 11533.5702191472. The cubic root of 133023242 is about 510.4766043184.

Adding to 133023242 its reverse (242320331), we get a palindrome (375343573).

The spelling of 133023242 in words is "one hundred thirty-three million, twenty-three thousand, two hundred forty-two".