133342000 has 240 divisors, whose sum is σ = 385912800. Its totient is φ = 44352000.

The previous prime is 133341997. The next prime is 133342007. The reversal of 133342000 is 243331.

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

It is not an unprimeable number, because it can be changed into a prime (133342007) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4597986 + ... + 4598014.

It is an arithmetic number, because the mean of its divisors is an integer number (1607970).

Almost surely, 2^133342000 is an apocalyptic number.

133342000 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 133342000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (192956400).

133342000 is an abundant number, since it is smaller than the sum of its proper divisors (252570800).

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

133342000 is a wasteful number, since it uses less digits than its factorization.

133342000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93 (or 66 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 133342000 is about 11547.3806553694. The cubic root of 133342000 is about 510.8840236032.

Adding to 133342000 its reverse (243331), we get a palindrome (133585331).

The spelling of 133342000 in words is "one hundred thirty-three million, three hundred forty-two thousand".