133620060 has 144 divisors (see below), whose sum is σ = 444939264. Its totient is φ = 29860992.

The previous prime is 133620059. The next prime is 133620079. The reversal of 133620060 is 60026331.

It is a Harshad number since it is a multiple of its sum of digits (21).

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, 137697 + ... + 138663.

It is an arithmetic number, because the mean of its divisors is an integer number (3089856).

Almost surely, 2^133620060 is an apocalyptic number.

133620060 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 133620060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (222469632).

133620060 is an abundant number, since it is smaller than the sum of its proper divisors (311319204).

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

133620060 is a wasteful number, since it uses less digits than its factorization.

133620060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1040 (or 1031 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 133620060 is about 11559.4143450263. The cubic root of 133620060 is about 511.2388949910.

Adding to 133620060 its reverse (60026331), we get a palindrome (193646391).

The spelling of 133620060 in words is "one hundred thirty-three million, six hundred twenty thousand, sixty".