133522300 has 36 divisors (see below), whose sum is σ = 295918560. Its totient is φ = 52270720.

The previous prime is 133522271. The next prime is 133522309. The reversal of 133522300 is 3225331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133522309) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9505 + ... + 18904.

It is an arithmetic number, because the mean of its divisors is an integer number (8219960).

Almost surely, 2^133522300 is an apocalyptic number.

133522300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133522300 is an abundant number, since it is smaller than the sum of its proper divisors (162396260).

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

133522300 is a wasteful number, since it uses less digits than its factorization.

133522300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28470 (or 28463 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 19.

The square root of 133522300 is about 11555.1849833743. The cubic root of 133522300 is about 511.1141859018.

Adding to 133522300 its reverse (3225331), we get a palindrome (136747631).

The spelling of 133522300 in words is "one hundred thirty-three million, five hundred twenty-two thousand, three hundred".