134735580 has 144 divisors (see below), whose sum is σ = 475011264. Its totient is φ = 30274560.

The previous prime is 134735569. The next prime is 134735581. The reversal of 134735580 is 85537431.

134735580 = T₄₁₉ + T₄₂₀ + ... + T₉₅₈.

134735580 is a `hidden beast` number, since 1 + 3 + 4 + 73 + 5 + 580 = 666.

134735580 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134735581) 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, 75984 + ... + 77736.

Almost surely, 2^134735580 is an apocalyptic number.

134735580 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 134735580, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (237505632).

134735580 is an abundant number, since it is smaller than the sum of its proper divisors (340275684).

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

134735580 is a wasteful number, since it uses less digits than its factorization.

134735580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1836 (or 1831 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 36.

The square root of 134735580 is about 11607.5656362564. The cubic root of 134735580 is about 512.6576378057.

The spelling of 134735580 in words is "one hundred thirty-four million, seven hundred thirty-five thousand, five hundred eighty".