134435550 has 48 divisors (see below), whose sum is σ = 334978560. Its totient is φ = 35679840.

The previous prime is 134435537. The next prime is 134435593. The reversal of 134435550 is 55534431.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31441 + ... + 35459.

It is an arithmetic number, because the mean of its divisors is an integer number (6978720).

Almost surely, 2^134435550 is an apocalyptic number.

134435550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 134435550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (167489280).

134435550 is an abundant number, since it is smaller than the sum of its proper divisors (200543010).

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

134435550 is a wasteful number, since it uses less digits than its factorization.

134435550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4257 (or 4252 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 30.

The square root of 134435550 is about 11594.6345349907. The cubic root of 134435550 is about 512.2768252966.

Adding to 134435550 its reverse (55534431), we get a palindrome (189969981).

The spelling of 134435550 in words is "one hundred thirty-four million, four hundred thirty-five thousand, five hundred fifty".