133332400 has 30 divisors (see below), whose sum is σ = 320332052. Its totient is φ = 53332800.

The previous prime is 133332361. The next prime is 133332431. The reversal of 133332400 is 4233331.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 166266 + ... + 167065.

Almost surely, 2^133332400 is an apocalyptic number.

133332400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133332400 is an abundant number, since it is smaller than the sum of its proper divisors (186999652).

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

133332400 is a wasteful number, since it uses less digits than its factorization.

133332400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333349 (or 333338 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 19.

The square root of 133332400 is about 11546.9649692029. The cubic root of 133332400 is about 510.8717628894.

Adding to 133332400 its reverse (4233331), we get a palindrome (137565731).

It can be divided in two parts, 1333 and 32400, that added together give a palindrome (33733).

The spelling of 133332400 in words is "one hundred thirty-three million, three hundred thirty-two thousand, four hundred".