134026428 has 24 divisors (see below), whose sum is σ = 326325888. Its totient is φ = 42732976.

The previous prime is 134026427. The next prime is 134026457. The reversal of 134026428 is 824620431.

It is a junction number, because it is equal to n+sod(n) for n = 134026395 and 134026404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134026421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 242526 + ... + 243077.

It is an arithmetic number, because the mean of its divisors is an integer number (13596912).

Almost surely, 2^134026428 is an apocalyptic number.

It is an amenable number.

134026428 is an abundant number, since it is smaller than the sum of its proper divisors (192299460).

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

134026428 is a wasteful number, since it uses less digits than its factorization.

134026428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485633 (or 485631 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 134026428 is about 11576.9783622498. The cubic root of 134026428 is about 511.7566338114.

Adding to 134026428 its reverse (824620431), we get a palindrome (958646859).

The spelling of 134026428 in words is "one hundred thirty-four million, twenty-six thousand, four hundred twenty-eight".