134047856 has 80 divisors (see below), whose sum is σ = 287061984. Its totient is φ = 60383232.

The previous prime is 134047853. The next prime is 134047871. The reversal of 134047856 is 658740431.

It is a super-3 number, since 3×134047856³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134047853) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 853730 + ... + 853886.

Almost surely, 2^134047856 is an apocalyptic number.

134047856 is a gapful number since it is divisible by the number (16) 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 134047856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (143530992).

134047856 is an abundant number, since it is smaller than the sum of its proper divisors (153014128).

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

134047856 is a wasteful number, since it uses less digits than its factorization.

134047856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298 (or 292 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 38.

The square root of 134047856 is about 11577.9037826370. The cubic root of 134047856 is about 511.7839053900.

The spelling of 134047856 in words is "one hundred thirty-four million, forty-seven thousand, eight hundred fifty-six".