133050400 has 144 divisors (see below), whose sum is σ = 387725184. Its totient is φ = 43591680.

The previous prime is 133050397. The next prime is 133050413. The reversal of 133050400 is 4050331.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 128284 + ... + 129316.

It is an arithmetic number, because the mean of its divisors is an integer number (2692536).

Almost surely, 2^133050400 is an apocalyptic number.

133050400 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 133050400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (193862592).

133050400 is an abundant number, since it is smaller than the sum of its proper divisors (254674784).

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

133050400 is a wasteful number, since it uses less digits than its factorization.

133050400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1083 (or 1070 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 133050400 is about 11534.7475048221. The cubic root of 133050400 is about 510.5113415570.

The spelling of 133050400 in words is "one hundred thirty-three million, fifty thousand, four hundred".