134020260 has 144 divisors (see below), whose sum is σ = 448156800. Its totient is φ = 32148480.

The previous prime is 134020247. The next prime is 134020279. The reversal of 134020260 is 62020431.

It is a happy number.

134020260 is a `hidden beast` number, since 1 + 3 + 402 + 0 + 260 = 666.

It is a super-2 number, since 2×134020260² = 35922860180935200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 223441 + ... + 224039.

It is an arithmetic number, because the mean of its divisors is an integer number (3112200).

Almost surely, 2^134020260 is an apocalyptic number.

134020260 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 134020260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (224078400).

134020260 is an abundant number, since it is smaller than the sum of its proper divisors (314136540).

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

134020260 is a wasteful number, since it uses less digits than its factorization.

134020260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 738 (or 733 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 134020260 is about 11576.7119684304. The cubic root of 134020260 is about 511.7487832121.

Adding to 134020260 its reverse (62020431), we get a palindrome (196040691).

The spelling of 134020260 in words is "one hundred thirty-four million, twenty thousand, two hundred sixty".