133241600 has 108 divisors (see below), whose sum is σ = 334561920. Its totient is φ = 52531200.

The previous prime is 133241587. The next prime is 133241609. The reversal of 133241600 is 6142331.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (133241609) 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, 697505 + ... + 697695.

Almost surely, 2^133241600 is an apocalyptic number.

133241600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 133241600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (167280960).

133241600 is an abundant number, since it is smaller than the sum of its proper divisors (201320320).

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

133241600 is a wasteful number, since it uses less digits than its factorization.

133241600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326 (or 307 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 133241600 is about 11543.0325304921. The cubic root of 133241600 is about 510.7557678524.

Adding to 133241600 its reverse (6142331), we get a palindrome (139383931).

The spelling of 133241600 in words is "one hundred thirty-three million, two hundred forty-one thousand, six hundred".