134735238 has 112 divisors (see below), whose sum is σ = 342484992. Its totient is φ = 39366000.

The previous prime is 134735233. The next prime is 134735243. The reversal of 134735238 is 832537431.

It is an interprime number because it is at equal distance from previous prime (134735233) and next prime (134735243).

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134735233) by changing a digit.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 497043 + ... + 497313.

Almost surely, 2^134735238 is an apocalyptic number.

134735238 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 134735238, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (171242496).

134735238 is an abundant number, since it is smaller than the sum of its proper divisors (207749754).

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

134735238 is a wasteful number, since it uses less digits than its factorization.

134735238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333 (or 318 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 134735238 is about 11607.5509044759. The cubic root of 134735238 is about 512.6572040448.

It can be divided in two parts, 1347 and 35238, that added together give a triangular number (36585 = T₂₇₀).

The spelling of 134735238 in words is "one hundred thirty-four million, seven hundred thirty-five thousand, two hundred thirty-eight".