134039928 has 96 divisors (see below), whose sum is σ = 372793680. Its totient is φ = 40128000.

The previous prime is 134039923. The next prime is 134039933. The reversal of 134039928 is 829930431.

It is an interprime number because it is at equal distance from previous prime (134039923) and next prime (134039933).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134039921) 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 23 ways as a sum of consecutive naturals, for example, 293076 + ... + 293532.

Almost surely, 2^134039928 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 134039928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (186396840).

134039928 is an abundant number, since it is smaller than the sum of its proper divisors (238753752).

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

134039928 is a wasteful number, since it uses less digits than its factorization.

134039928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 589 (or 574 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 39.

The square root of 134039928 is about 11577.5614012624. The cubic root of 134039928 is about 511.7738157029.

The spelling of 134039928 in words is "one hundred thirty-four million, thirty-nine thousand, nine hundred twenty-eight".