133224230 has 16 divisors (see below), whose sum is σ = 240408864. Its totient is φ = 53155200.

The previous prime is 133224227. The next prime is 133224239. The reversal of 133224230 is 32422331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133224239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12602 + ... + 20621.

It is an arithmetic number, because the mean of its divisors is an integer number (15025554).

Almost surely, 2^133224230 is an apocalyptic number.

133224230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133224230 is a deficient number, since it is larger than the sum of its proper divisors (107184634).

133224230 is a wasteful number, since it uses less digits than its factorization.

133224230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33631.

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

The square root of 133224230 is about 11542.2801040349. The cubic root of 133224230 is about 510.7335720485.

Adding to 133224230 its reverse (32422331), we get a palindrome (165646561).

The spelling of 133224230 in words is "one hundred thirty-three million, two hundred twenty-four thousand, two hundred thirty".