134729216 has 80 divisors (see below), whose sum is σ = 297864864. Its totient is φ = 60555264.

The previous prime is 134729167. The next prime is 134729237. The reversal of 134729216 is 612927431.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 199856 + ... + 200528.

Almost surely, 2^134729216 is an apocalyptic number.

134729216 is a gapful number since it is divisible by the number (16) 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 134729216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (148932432).

134729216 is an abundant number, since it is smaller than the sum of its proper divisors (163135648).

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

134729216 is an equidigital number, since it uses as much as digits as its factorization.

134729216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 731 (or 715 counting only the distinct ones).

The product of its digits is 18144, while the sum is 35.

The square root of 134729216 is about 11607.2915014658. The cubic root of 134729216 is about 512.6495661823.

The spelling of 134729216 in words is "one hundred thirty-four million, seven hundred twenty-nine thousand, two hundred sixteen".