133064250 has 96 divisors (see below), whose sum is σ = 365197248. Its totient is φ = 32004000.

The previous prime is 133064227. The next prime is 133064273. The reversal of 133064250 is 52460331.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (133064227) and next prime (133064273).

It is a self number, because there is not a number n which added to its sum of digits gives 133064250.

It is a congruent number.

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 47 ways as a sum of consecutive naturals, for example, 1047687 + ... + 1047813.

It is an arithmetic number, because the mean of its divisors is an integer number (3804138).

Almost surely, 2^133064250 is an apocalyptic number.

133064250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 133064250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (182598624).

133064250 is an abundant number, since it is smaller than the sum of its proper divisors (232132998).

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

133064250 is a wasteful number, since it uses less digits than its factorization.

133064250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285 (or 148 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 133064250 is about 11535.3478491114. The cubic root of 133064250 is about 510.5290549868.

The spelling of 133064250 in words is "one hundred thirty-three million, sixty-four thousand, two hundred fifty".