133829660 has 12 divisors (see below), whose sum is σ = 281042328. Its totient is φ = 53531856.

The previous prime is 133829653. The next prime is 133829671. The reversal of 133829660 is 66928331.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3345722 + ... + 3345761.

It is an arithmetic number, because the mean of its divisors is an integer number (23420194).

Almost surely, 2^133829660 is an apocalyptic number.

133829660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133829660 is an abundant number, since it is smaller than the sum of its proper divisors (147212668).

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

133829660 is a wasteful number, since it uses less digits than its factorization.

133829660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6691492 (or 6691490 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 38.

The square root of 133829660 is about 11568.4769956983. The cubic root of 133829660 is about 511.5060696754.

The spelling of 133829660 in words is "one hundred thirty-three million, eight hundred twenty-nine thousand, six hundred sixty".