134528472 has 128 divisors (see below), whose sum is σ = 420134400. Its totient is φ = 39574656.

The previous prime is 134528453. The next prime is 134528473. The reversal of 134528472 is 274825431.

It is a happy number.

134528472 is a `hidden beast` number, since 134 + 52 + 8 + 472 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134528473) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 63543 + ... + 65625.

It is an arithmetic number, because the mean of its divisors is an integer number (3282300).

Almost surely, 2^134528472 is an apocalyptic number.

134528472 is a gapful number since it is divisible by the number (12) 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 134528472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (210067200).

134528472 is an abundant number, since it is smaller than the sum of its proper divisors (285605928).

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

134528472 is a wasteful number, since it uses less digits than its factorization.

134528472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2134 (or 2124 counting only the distinct ones).

The product of its digits is 53760, while the sum is 36.

The square root of 134528472 is about 11598.6409548705. The cubic root of 134528472 is about 512.3948268815.

The spelling of 134528472 in words is "one hundred thirty-four million, five hundred twenty-eight thousand, four hundred seventy-two".