133764450 has 24 divisors (see below), whose sum is σ = 331736208. Its totient is φ = 35670480.

The previous prime is 133764431. The next prime is 133764457. The reversal of 133764450 is 54467331.

It is not an unprimeable number, because it can be changed into a prime (133764457) 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, 445732 + ... + 446031.

It is an arithmetic number, because the mean of its divisors is an integer number (13822342).

Almost surely, 2^133764450 is an apocalyptic number.

133764450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133764450 is an abundant number, since it is smaller than the sum of its proper divisors (197971758).

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

133764450 is a wasteful number, since it uses less digits than its factorization.

133764450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 891778 (or 891773 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 33.

The square root of 133764450 is about 11565.6582173260. The cubic root of 133764450 is about 511.4229771585.

The spelling of 133764450 in words is "one hundred thirty-three million, seven hundred sixty-four thousand, four hundred fifty".